SINGLE PATIENT DIALYSIS MACHINE - Diagramasde.comdiagramas.diagramasde.com/otros/SURDIAL SERVICE...

SERVICE MANUAL SINGLE PATIENT DIALYSIS MACHINE

NIPRO SURDIAL (SEM) ver. OR2102-9902

PREFACE

Thank you for purchase of Single Patient Dialysis Machine, SURDIAL.

The service manual is designed to give information required to check/maintain and

repair SURDIAL a qualified service engineer and technician. Any operation or work

contained in the manual should be informed by them. They should have knowledge

and ability sufficient to replace microprocessor based electronic component with new

one, and should have general knowledge concerning fluid lines of dialysis machine.

Also they should read and full understand contents of the manual before executing

component replacement or maintenance of SURDIAL.

Use the manual by referring to the operation manual of SURDIAL. Generally,

description common to the both manuals is minimal with exception that the description

is contained in some chapters.

Information required to operate SURDIAL is contained in the operation manual (and

technical information is also found in some chapters) and information related to

maintenance, component replacement and various settings of SURDIAL is contained

in the service manual.

Description in the service manual is protected by copyright of the manufacturer. Copy,

reproduction or preparation of version in any foreign language of the description

partially or wholly should not be allowed without obtaining prior approval by the

manufacturer.


CAUTIONS FOR SAFETY

To use the machine (SURDIAL) safely, it shall be operated in accordance with specified procedures and shall be maintained regularly after reading and full understanding cautions included in this Operation Manual.

Procedures for operation and cautions for safety contained in the manual are only applicable to the case when the machine is used for specified purpose. It shall be noted that any danger caused by use of the machine based on any procedures not specified in the manual shall be responsible for user.

(1) Messages for safety are classified into the following three categories:

DANGER

Cases critically causing death or severe injury of user by misuse of the machine

WARNING Cases potentially causing death or severe injury of user by misuse of the machine

CAUTION Cases potentially causing injury of user and/or loss of property by misuse of the machine

(2) NOTE Reference to operation of the machine

CAUTION -1


DANGER

CAUTION -2

Before use of the machine, read and understand this Operation Manual.

• The machine can be used safely and reliably when operated and maintained as specified in the manual.

• The machine shall be operated by well trained and qualified person only to avoid danger and/or the machine damage due to incorrect use.

Be familiar with procedure how to stop the machine in emergency.

• Full understand procedure how to stop the machine to prevent incidence of serious problems.

• The machine shall be operated by well trained and qualified person only unless otherwise instructed formally.

Be familiar with procedure how to take corrective actions if the machine is

stopped by any reason.

• Take corrective actions specified in the manual, after checking the machine conditions.

DO NOT touch board, wiring and terminal with hand in the case other than

maintenance.

• DO NOT touch wiring and terminal not insulated. • DO NOT touch board with wet hand. • Turn OFF the power breaker and remove plug when touch terminal.

Take the following care to avoid potential danger to patient when blood line

connection and disconnection:

• DO NOT enter air bubbles into patient body. • DO NOT connect blood line to the patient before completion of priming operation. • DO NOT connect blood line to the patient during rinsing operation. • DO NOT enter harmful virus or chemical into patient body.

Check frequently that blood line is connected correctly to avoid danger to

patient due to blood leak caused by disconnection of the line when incorrectly

connected, and due to rupture of the line caused by excess pressure application.


WARNING

CAUTION -3

DO NOT use electric wave generating electronic device in any room or

building where single patient dialysis machine is operated.

If the device such as portable telephone, transceiver or radio control toy is

operate or used in any place in hospital, malfunction of instrument used for

medical treatment may be caused.

Manage and instruct any person not to bring or use any electric wave

generating device in hospital to avoid any failure.

DO NOT change parameter setting during dialysis excluding the case of

emergency.

Change parameter setting before connecting with patient.

Set parameter as intended after full understanding its function.

DO NOT touch power cable on the floor to prevent electric shock due to fluid

beak caused by the machine trouble.

Provide drain port near the machine.

DO NOT touch switch unnecessary for the machine operation during dialysis.

DO NOT incline the machine at an angle 5° (Maximum) under loading any

object on container support or hunger to prevent falling down of the machine.

DO NOT load any object during transport.

DO NOT incline the machine at an angle of 10° (Maximum) under no load to

prevent falling down of the machine.


CONTENTS

PREFACE ..................................................................................................................... PREFACE-1

CAUTIONS FOR SAFETY............................................................................................ CAUTION-1

DANGER........................................................................................................... CAUTION-2

WARNING......................................................................................................... CAUTION-3

CAUTION .......................................................................................................... CAUTION-4

1. APPLICATION .............................................................................................................. 1-1

2. CONTRAINDICATION ................................................................................................. 2-1

3. CAUTIONS.................................................................................................................... 3-1

4. SYMBOL FOR SAFETY................................................................................................ 4-1

5. FLOW CHART

5.1. Fluid and blood line ............................................................................................ 5-1

5.1.1. Flow chart ................................................................................................. 5-1

5.1.2. List of input components .......................................................................... 5-2

5.1.3. List of output components ........................................................................ 5-3

5.1.4. List of other components ......................................................................... 5-4

6. DISASSEMBLING AND REPLACEMENT

6.1. Input components................................................................................................ 6.1.1-1

6.1.1. Conductivity cell Assy (CD) ...................................................................... 6.1.1-1

6.1.2. Dialysate pressure sensor Assy (PD) ...................................................... 6.1.2-1

6.1.3. Blood leak sensor Assy (BLD) ................................................................. 6.1.3-1

6.1.4. Pressure SW: AW-3200-63-A (PS) .......................................................... 6.1.4.1

6.2. Output components............................................................................................. 6.2.1-1

6.2.1. Two way electromagnetic valve : AV-3200-318-SC

(V2/V3/V12/V13/V14(V15/V17)) .......................................................................... 6.2.1-1

6.2.2. Two way electromagnetic valve: AV-3202-63-S (V4 / V11) ....................... 6.2.2-1

6.2.3. High vacuum electromagnetic valve: AV-3202-63-SH (V10) ..................... 6.2.3-1

6.2.4. Three way electromagnetic valve:

AV-3302-63-S (V5 / V6 / V7 / V8)......................................................................... 6.2.4-1

6.2.5. Bellowphragm pump: VCP-60 (Vpa / VPb) ............................................... .6.2.5-1

6.2.6. Blood pump Assy (BP / BPC) .................................................................... .6.2.6-1

6.2.7. Micro gear pump Assy (P1/P2) .................................................................. .6.2.7-1

6.2.8. Venous clamp Assy (CLV) ........................................................................ .6.2.8-1

CONTENTS -1


6.3. Other components ............................................................................................ . 6.3.1-1

6.3.1. Deaeration bath Assy (AS 1) ................................................................. . 6.3.1-1

6.3.2. Deaeration bath Assy (AS2) .................................................................. . 6.3.2-1

6.3.3. Buffer tank W Assy (BTW)...................................................................... . 6.3.3-1

6.3.4. Buffer tank D Assy (BTD1 / BTD2)........................................................ . 6.3.4-1

6.3.5. Check valve(C1/C2) ................................................................................ . 6.3.5-1

6.3.6. Supply water filter (F) ............................................................................. . 6.3.6-1

6.3.7. Flow meter Assy (FM / FS) .................................................................... . 6.3.7-1

6.3.8. Reducing valve Assy (PR) ..................................................................... . 6.3.8-1

6.3.9. Relief valve(RV1/RV2/RV3) ................................................................... . 6.3.9-1

6.3.10. Sampling port Assy (SL) ...................................................................... . 6.3.10-1

6.3.11. Chamber Assy (VCa / VCb) ................................................................. . 6.3.11-1

6.3.12. Concentrate tank connectors(for A /B/disinfect concentrates) ................. . 6.3.12-1

7. CONSTRUCTION OF ELECTRICAL PART

7.1. Components of electrical part ............................................................................ . 7-1

7.1.1. Components at upper part of electrical part............................................ . 7-1

7.1.2. Component at lower part of electrical part .............................................. . 7-1

7.1.3. Placement of electrical part at machine .................................................. . 7-2

7.1.4. Components at left side in electrical POWER BOX ............................... . 7-3

7.1.5. Components at right side in electrical POWER BOX ............................. . 7-3

8. CONNECTION, REPLACEMENT AND ADJUSTMENT

8.1. Operation panel sheet ........................................................................................ . 8.1-1

8.2. Operation panel board ........................................................................................ . 8.2-1

8.3. LCD module ......................................................................................................... . 8.3-1

8.4. Bubble sensor board ........................................................................................... . 8.4-1

8.5. Dialysate pressure sensor board....................................................................... . 8.5-1

8.6. Main board ........................................................................................................... . 8.6-1

8.7. Venous and arterial pressure sensor boards ................................................... . 8.7-1

8.8. DSUB board ......................................................................................................... . 8.8-1

8.9. Buzzer board........................................................................................................ . 8.9-1

8.10. Sub-board .......................................................................................................... . 8.10-1

9. MAINTENANCE MODES

9.1. Display .................................................................................................................. 9.1-1

9.2. Maintenance modes ............................................................................................ 9.2-1

9.3. Maintenance mode menu screen....................................................................... 9.3-1

9.4. Maintenance mode 1 screen .............................................................................. 9.4-1

CONTENTS -2







9.10. Maintenance mode 7 screen............................................................................ 9.10-1



9.13. Maintenance mode 10 screen.......................................................................... 9.13-1

10. ADJUSTMENT

10.1. Measurement of chamber capacity and adjustment of silicone volume............... 10.1-1

10.2. Adjustment of venous and arterial pressure sensors........................................... 10.2-1

10.3. Adjustment dialysate pressure sensor ................................................................ 10.3-1

10.4. Adjustment of temperature sensor ...................................................................... 10.4-1

10.5. Adjustment of pressure SW................................................................................. 10.5-1

10.6. Adjustment of blood leak sensor.......................................................................... 10.6-1

10.7. Adjustment of reducing valve............................................................................... 10.7-1

10.8. Adjustment of priming end pressure .................................................................... 10.8-1

10.9. Adjustment of closed circuit pressure .................................................................. 10.9-1

10.10.Adjustment of priming flow rate .......................................................................... 10.10-1

10.11.Adjustment of bypass flow rate .......................................................................... 10.11-1

10.12.Adjustment of gaps between housing and rotor rollers of blood pump............... 10.12-1

10.13. Adjustment of blood pump flow rate ................................................................. 10.13-1

10.14. Leak test and gap adjustment of clamp ............................................................ 10.14-1

10.15. Adjustment of bubble sensor ............................................................................. 10.15-1

10.16. Adjustment of conductivity and concentration ................................................... 10.16-1

10.17. Adjustment of contrast ...................................................................................... 10.17-1

11. DIP Switches (DIP SW's)

11.1. Operation of DIP SW's ........................................................................................ 11.1-1

11.2. Function's of DIP SW's ....................................................................................... 11.2-1

12. VARIOUS DATA

12.1. Loaded CPU and ROM........................................................................................ 12.1-1

12.2. Wiring in POWER box ......................................................................................... 12.2-1

CONTENTS -3


1. APPLICATION

(a) Single patient dialysis machine, SURDIAL is applied to treatment of patients with

acute or chronic renal failure by dialysis when the application is instructed by

doctor.

(b) SURDIAL can be used at both hospital and home.

1-1


2. CONTRAINDICATION Any application other than dialysis using SURDIAL is contraindicated.

2-1


3. CAUTIONS Take care of the followings in use of the machine:

1. The machine shall be operated by well trained technician only.

2. Cautions for installation

(1) Install the machine at place without fear of contact with water.

(2) Install the machine at place without fear of adverse effects caused by abnormal

atmospheric pressure, temperature and/or humidity; insufficient ventilation, direct

exposure to sunlight; and dust, salt and/or sulfur containing air.

(3) Handle the machine under avoiding slant placement, vibration and shock during

installation and transportation.

(4) DO NOT install the machine at chemical storing or gas generating place.

(5) Frequency, voltage and amperage (power consumption) of power supply should be

as specified.

(6) Connect the machine with earth correctly.

3. Cautions prior to starting operation

(1) Check SW contacts, polarity, dial settings, meters and the like to assure correct

operation of the machine.

(2) Check correct connection of the machine with earth.

(3) Check correct connections of all wires.

(4) Take care that operation of the machine combined with other device may cause

adverse effects.

(5) Recheck integrity of lines connected to patient directly.

4. Cautions during operation

(1) Monitor always whether the machine and patient are maintained normally.

(2) If trouble of the machine or patient is detected, take appropriate actions such as

the machine stop so that the patient is kept safe.

(3) Take care that there is no direct contact of the machine to patient.

3-1


5. Cautions after operation

(1) Turn off power after returning operation SW's, dials and the like to original positions

based on prescribed procedures.

(2) DO NOT forcibly pull any cord and the like to disconnect..

(3) Take care the followings to store or transport the machine:

1) Store the machine at place without fear of contact with water.

2) Store the machine at place without fear of adverse effects caused by abnormal

atmospheric pressure, temperature and/or humidity; insufficient ventilation,

direct exposure to sunlight; and dust, salt and/or sulfur containing air.

3) Handle the machine under avoiding slant placement, vibration and shock during

storage and transportation.

4) DO NOT store the machine at chemical storing or gas generating place.

(4) Clean accessories, cords, 7 and the like in order and clean them to store.

(5) Store the machine after cleaning it for the next use without any trouble.

6. If the machine is damaged, indicate the damaged conditions to request repair by

specialist.

7. DO NOT remodel or modify the machine.

8. Check and maintenance

(1) Perform regular check and maintenance of the machine and its components.

(2) When the machine is used after storage for some time, check and maintain so that

it can be operated normally and safely.

9. Read and understand other CAUTIONS contained in the operation manual.

3-2


4. SYMBOL FOR SAFETY

a) The symbol shown below means that user of SURDIAL must read and understand this Service Manual before starting operation of the machine for safe and effective use of it.

b) The symbol shown below means that electric shock is caused by contact with high

voltage applied live part.

4-1


5. FLOW CHART

5.1. Fluid and blood lines 5.1.1. Flow chart

Fig. 2-1 Flow chart

5-1


5.1.2. List of input components

Symbol Component Function

T1 Temperature sensor 1 Supply water temp. measurement T2 Temperature sensor 2 Heater outlet water temp. measurement T3 Temperature sensor 3 Dialysate temp. measurement CD Conductivity cell Dialysate conductivity measurement

PD Dialysate pressure sensor Dialysate line pressure measurement

<PA> Arterial pressure sensor Arterial line pressure measurement

PV Venous pressure sensor Venous line pressure measurement BLD Blood leak sensor Blood leak detection

LS1 Temperature limit SW Heater surface temp. limiting

LS2 Coupler SW Coupler detection LS3 Syringe overload SW Syringe overload limiting

LS5 Clamp position sensor Clamp position detection PH1 Vpa original point sensor Vpa original point detection

PH2 Vpa rotation detection sensor Vpa rotation detection PH3 VPb original point sensor VPb original point detection PH4 Vpa rotation detection sensor VPb rotation detection PS Pressure SW Supply water pressure limiting

FS Closed line flow sensor Flow detection in closed line FSW Float SW Level detection in AS2 BPC Blood pump cover SW BP cover open detection

BD Bubble sensor Bubble detection in venous line

5-2


5.1.3 List of output components

EMV: electromagnetic valve


V2 EMV for priming Open/close of priming line

V3 EMV for drainage Open/close of drainage line

V4 EMV for AS2 Open/close of upper line of AS2

V5 EMV for fresh fluid in VCa Line changeover of fresh fluid side of A chamber

V6 EMV for drainage from VCa Line changeover of drainage side of A chamber

V7 EMV for fresh fluid in VCb Line changeover of fresh fluid side of B chamber

V8 EMV for drainage from VCb Line changeover of drainage side of B chamber

V9 EMV for bypassing dialysate Dialysate bypass line changeover

V10 EMV for gas discharge Open/close of gas discharge line

V11 EMV for rinse Open/close of rinse line

V12 EMV for disinfectant concentrate Open/close of disinfectant concentrate line

V13 EMV for A concentrate Open/close of A concentrate line

V14 EMV for B concentrate Open/close of B concentrate line

<V15> EMV for NaCI concentrate Open/close of NaCI concentrate line

<V17> EMV for acetic acid concentrate Open/close of acetic acid concentrate line

P1 Deaeration pump Deaeration from supply water/fluid supply

P2 Dialysate pump Dialysate supply

CLV Venous clamp Occlusion of venous line

VPa Bellowphragm pump A Transfer of viscous at A chamber side

VPb Bellowphragm pump B Transfer of viscous at B chamber side

H Heater Heating of supply water

BP Blood pump Peristaltic blood supply

BZ1 Buzzer 1 Panel SW clicking

BZ2 Buzzer 2 Audible alarm

Lamp Lamp Main lamp

SP Syringe pump Syringe driving

5-3


5.1.4. List of other components


AS1 Deaeration bath1 Deaeration from supply water

AS2 Deaeration bath2 Deaeration from dialysate

BTW Buffer tank W Deaeration acceleration

BTD1 Buffer tank D1 Dialysate mixing 1

BTD2 Buffer tank D2 Dialysate mixing 2

C1 Dialysate check valve Dialysate back flow prevention

C2 Bellowphragm check valve Negative pressure maintenance in Bellow-phragm line

F Supply water filter Removal of foreign matters from supply water

FM Flow meter Dialysate flow rate measurement

NV1 Priming flow rate control valve Priming flow rate control

NV2 Dialysate flow rate control valve Dialysate flow rate control

PC1 Bypass pinch cock Bypass flow rate control

PC2 AS2 pinch cock Gas discharge pressure control

PR Supply water reducing valve Supply water pressure reduction

R1 Flow rate limiting connector 1 Bypass flow rate limiting

R2 Flow rate limiting connector 2 Gas discharge flow rate limiting

RV1 Relief valve 1 Priming pressure control

RV2 Relief valve 2 Dialysate pressure control

RV3 Relief valve 3 Relief of excess supply water pressure

SL Sampling port Dialysate sampling

VCa Viscous chamber A VCS control

VCb Viscous chamber B VCS control

<HEX> Heat exchanger Heat exchange between supply/drain water

5-4


6. DISASSEMBLING AND REPLACEMENT

6.1. Input components

6.1.1. Conductivity cell Assy (CD)

Fig. 6.1.1-1 Conductivity cell Assy

No. Component Requirement n Note

1 Sensor holder #9315 38 11 104 1 1

2 O-ring P3 3 Silicone rubber

3 Pin #9315 38 12 104 1 3

4 Pan head Phillips screw (small) M3 x 8 6 With spring/flat washers

5 Hose port #9193 42 12 002 3 1

6 CD harness #9344 71 32 100 0 1

6-1


6.1.2. Dialysate pressure sensor Assy (PD)

Sensor

Fig. 6.1.2-1 Dialysate pressure sensor Assy

No. Component Requirement n Note 1 Sensor BKT #9344 29 11 100 0 1

2 Cover #9344 29 15 100 0 1

3 Dialysate pressure sensor board SBY-0159 1

4 Spacer BSB-310 4 Brass

5 Spring washer For M3 4

6 Small pan head Phillips screw M3 x 6 4 With spring/flat washers




10 Manifold #9344 29 12 100 0 1

11 Holder #9344 29 13 100 0 1

12 Hose port #9193 42 12 002 3 2

13 Pressure sensor P-8100-102G-10-SB 1

14 O-ring P14 1 Silicone rubber


6.1.2-1


6.1.3. Blood leak sensor Assy (BLD)

Fig. 6.1.3-1 Blood leak sensor Assy

6.1.3-1


No. Component Requirement n N

1 Upper body cover TM-0005-02 1 2 Body casing TM-0006-02 1 3 Light receiver holder TM-0007-02 1 4 Light emitter holder TM-0008-02 1 5 Condensing lens TM-0009-01 2

6 Rear body cover TM-0010-02 1

7 O-ring (1) TK-0016-01 1

8 O-ring (2) TK-0017-01 1

9 Light emitter element TK-0018-01 1

10 Light receiver element TK-0019-01 1 11 Light receiver board TE-0002-01 1

12 Light emitter board TE-0003-01 1 13 Main board TE-0004-01 1 14 L-shaped hose port #9328 39 12 001 4 2

15 Knob TK-0021-01 2

16 ....... fight TK-0022-01 6


6.1.4 Pressure SW: AW-3200-63-A (PS)

Fig. 6.1.4-1 Pressure SW


1 Screw M3 x 35 2 With spring/flat washers

2 Bonnet D3C150 1 3 Spring holder D3H210 1

4 Spring D3K370 1 5 Shaft D3I1200 1

6 Casing D3D140 1

7 Diaphragm D3A090 1 8 Valve body D3B1181 1


6.1.4-1


6.2 Output components

6.2.1 Two way electromagnetic valve: AV-3202-318-SC (V2/V3/V12/V13/V14 (V15/V17))

Fig. 6.2.1-1 Two way electromagnetic valve


1 Actuator Assy 1

2 Spring D3K430 1 3 Diaphragm holder 1 4 Plunger 1 5 Diaphragm D3Y180 1 Plunger Assy 6 Seat 1

7 Spacer 2 8 Valve body D3B1161 1 9 Screw 2

10 Nut 2

6.2.1-1


6.2.2 Two way electromagnetic valve: AV-3202-63-S (V4/V11)

Fig- 6.2.2-1 Two way electromagnetic valve


1 Actuator Assy D3Y080 1

2 Back-less pipe D3I170 1 3 Spring D3K340 1

4 Plunger D3I630 1

5 Diaphragm D3A090 1

6 Valve body D3B1181 1


6.2.2-1


6.2.3 High vacuum electromagnetic valve: AV-3202-63-SH (V10)

Fig. 6.2.3-1 High vacuum electromagnetic valve


1 Actuator Assy D3Y110 1 2 Back-less pipe D3I990 1

3 Spring D3K040 1

4 Plunger D3I1000 1 5 Diaphragm D3A090 1

6 Valve body D3B1181 1


6.2.3-1


6.2.4. Three way electromagnetic valve: AV-3302-63-S (V5/V6/V7/V8)

Fig. 6.2.4-1 Three way electromagnetic valve


1 Actuator Assy D3Y170 1

2 Push rod D3I660 1


4 Valve body D3B990 1 5 Stem D3I670 1 6 Diaphragm D3A090 1

7 Spring holder D3H110 1

8 Spring D3K150 1

9 Base D3F120 1

10 Screw M3 x 50 2 With spring washer

6.2.4-1


6.2.5. Bellowphragm pump: VCP-60 (VPa/VPb)

Fig. 6.2.5-1 Bellowphragm pump Assy


1 Upper part of cylinder 1

2 Middle part of cylinder 1

3 Lower part of cylinder 1

4 BF diaphragm 1

5 Piston 1

6 BF diaphragm 1

7 Sensor guide rod 1

8 Rotation detection plate 1

9 Drive shaft 1 Applicable grease:

Made by NOK.

For ball and roller bearing

(STABURAGS NBU 8 EP)

10 Photo sensor board SBY0176 1

11 Water proof cover 1

6.2.5-1


6.2.6. Blood pump Assy (BP/BPC)

Fig. 6.2.6-1 Blood pump Assy

6.2.6-1



1 Cover #9314 61 23 114 0 1

2 Hinge shaft #9193 61 16 010 0 1 3 Shaft A #9314 61 17 185 0 2

4 Shaft B #9314 61 19 102 0 1

5 BP rotor #9314 61 16 168 1 1 6 Roller #9314 61 18 188 0 3 7 Housing #9331 61 11 002 2 1 8 Rubber cap #9314 61 27 100 1 1

9 Packing #9314 61 28 197 0 1

10 Rubber sheet cover #9314 61 12 001 0 1

11 Magnet BKT (2) #9314 61 29 219 0 1

12 Pin #9314 61 13 237 0 1

13 Brush-less DC motor FE6PF10G-314 1

14 Bearing 687ZZ 6

15 Limit SW SS-01 1 Attached to harness side

16 Small pan head Phillips screw M5 x 25 1

17 Small pan head Phillips screw M5 x 12 2 18 Small pan head Phillips screw M4 x 50 4 Attached to motor

19 Small pan head Phillips screw M2.3 x 10 2 With spring/flat washers


21 Set screw with hexagonal cavity M5 x 12 1

22 Set screw with hexagonal cavity M4 x 6 2 23 Set screw with hexagonal cavity M3 x 5 3

24 Guide #9193 61 12 010 0 2

25 Ring type magnet ø 14 x ø4 x 3 1

26 Magnet holder #9193 61 18 010 2 1 27 E-ring E5 1 28 Seal #9193 61 21 010 0 1 29 Small pan head Phillips screw M3 x 4 1 30 Receiver metal #9314 61 32 001 1 1

6.2.6-2


6.2.7. Micro gear pump Assy (P1/P2)

6.2.7-1

Fig. 6 2 7-1 Micro gear pump Assy



1 Gear casing 1

2 Mounting disk 1 3 End disk 1 4 Back casing 1 5 Inner magnet 1

6 Outer magnet 1

7 Mounting plate 1

8 Drive gear shaft 1

9 Counter gear shaft 1 10 Drive gear 1 11 Counter gear 1 12 Spring 1 13 Teflon seal 1

14 Gasket 1

15 Motor flange 1

16 Set screw with hexagonal cavity 1 17 Small pan head Phillips screw M3 x 8 6

18 Small pan head Phillips screw M2.5 x 4 3


20 Motor 1

21 Hexagon headed bolt 4

22 Spring washer 4

23 Crown washer 1

24 Small pan head Phillips screw 1 With spring/flat washers 25 Insulation collar 2

26 Spring washer 2 27 Capacitor cover 1 28 Small pan head Phillips screw 2

29 Capacitor 1

30 Soundproof sheet 1

31 Small pan head Phillips screw 2

32 Hose port #9193 42 12 002 3 2

6.2.7-2


6.2.8. Venous clamp Assy (CLV)

Fig. 6.2.8-1 Venous clamp Assy

6.2.8-1



1 Solenoid BKT #9344 62 11 002 0 1 2 Solenoid base #9344 62 12 100 0 1

3 Head guide #9314 62 23 232 0 1

4 Clamp guide #9344 62 14 002 0 1

5 Head #9344 62 15 002 0 1 6 Solenoid RGY-AC0 505DNP 1 7 O-ring P6 2

8 Spring No.1112 1 9 Hexagon headed bolt M3 x 8 3 With spring/flat washers

10 Small pan head Phillips screw M3 x 6 7 With spring/flat washers 11 Small pan head Phillips screw M4 x 6 4 With spring washer

12 Hexagon nut M5 1

13 Hexagon headed bolt M3 x 20 1

14 Hexagon nut M3 1

15 Sensor plate #9314 62 16 001 1 1



18 Hexagon nut M3 1

19 Limit SW SS-O1GL 1 Attached to harness side

20 Small pan head Phillips screw M2.3 x 10 2 With spring/flat washers 21 Small pan head Phillips screw M5 x 10 2

6.2.8-2


6.3. Other components

6.3.1. Deaeration bath Assy (AS1)

Fig. 6.3.1-1 Deaeration bath Assy


1 Casing (1) #9193 34 11 006 2 1

2 Casing (2)-L #9193 34 12 006 0 1

3 Float #9193 34 14 002 2 1

4 Metal mesh #9193 30 15 002 2 1

5 O-ring G50 1 Silicone rubber


7 Hexagon nut M4 4

8 Flat washer For M4 4

9 Small truss Philips screw M4 x 8 2 With Nylon washer

6.3.1-1


6.3.2. Deaeration bath Assy (AS2)

Fig. 6.3.2-1 Deaeration bath Assy


1 Casing (1) #9193 34 11 006 2 1 2 Casing #9331 24 12 134 0 1

3 Packinq #9191 10 19 001 2 1

4 Metal mesh #9193 30 15 002 2 1

5 Plate #0193 97 00 069 1 1

6 O-ring G50 2 Silicone rubber

7 Float SW OLV-2P (special) 1 8 Small pan head Phillips screw M4 x 20 4 With spring/flat washers

9 Hexagon nut M4 4

10 Small truss Phillips screw M4 x 8 2 With Nylon washer

6.3.2-1


6.3.3. Buffer tank W Assy (BTW)

Fig. 6.3.3-1 Buffer tank W Assy


1 Lower tank #9193 69 37 004 3 1

2 Upper tank (B) #9193 69 55 004 2 1

3 BT bracket #9344 35 13 101 0 1

4 O-ring G70 1 Silicone rubber 5 Small pan head Phillips screw M4 x 20 4 With spring/flat washers 6 Hexagon nut M4 4

7 Hexagon headed Phillips screw M4 x 10 2 With spring/flat washers


6.3.3-1


6.3.4. Buffer tank D Assy (BTD1/BTD2)

Fig. 6.3.4-1 Buffer tank D Assy


1 Lower tank #9193 69 37 004 3 1

2 Upper tank (8) #9193 69 55 004 2 1

3 BT bracket #9344 35 13 101 0 1

4 O-ring G70 1 Silicone rubber 5 Small pan head Phillips screw M4 x 20 4 With spring/flat washers 6 Hexagon nut M4 4



6.3.4-1


6.3.5. Check valve

6.3.5.1. Dialysate check valve: #919342300041(AC-2200-55-S) (C1)

Fig. 6.3.5-1 Dialysate check valve


1 Body ACB060 1

Seat holder ACH090 1 2

Seat ACL101 1 Check valve seat Assy

3 Spring ACK290 1 4 Lock nut ACH080 1

5 O-ring P9DC 1 6 Sub-body ACB070 1

6.3.5-1


6.3.5.2. Bellowphragm check valve (C2)

Fig. 6.3.5-2 Bellowphragm check valve


1 Casing ACC050 1


3 Spring receiver ACH130 1

4 Spring ACK220 1 5 Valve body ACB140 1

6 Hose port #9193 42 12 002 3 2

6.3.5-2


6.3.6. Supply water filter (F)

Fig. 6.3.6-1 Supply water filter


1 Cap #9193 42 20 002 2 1

2 Mesh #9193 42 22 002 1 1

3 Packing #9314 20 17 002 0 1

4 Filter CF200 1

5 Body #9193 42 21 002 3 1

6 Arrow mark seal #9314 59 21 107 0 1

6.3.6-1


6.3.7. Flow meter Assy (FM/FS)

Fig. 6.3.7-1 Flow meter Assy


1 Flow meter S1-1AB 1

2 L-shaped hose port #9328 39 12 001 4 1

3 Hose port #9193 42 12 002 3 1 4 Bracket #9344 31 13 100 2 1 FM 5 Small pan head Phillips screw M3 x 6 2 With spring/flat washers

6 Photo-micro sensor EE-SPY-412 1 FS 7 Hexagon headed Phillips screw M3 x 16 2 With spring/flat washers

8 Hexagon headed Phillips screw M4 x 10 2 With pring/flat washers

6.3.7-1


6.3.9.2. Relief valve 3: AC-3200-63H-T (RV3)

Fig. 6.3.9-2 Relief valve 3


1 Valve body 1

2 Seat 1

3 Packing 1

4 Seat holder 1

5 Spring 1

6 Lock nut 1 7 Casing 1

8 Name plate 1

6.3.9-2


6.3.10. Sampling port Assy (SL)

Fig. 6.3.10-1 Sampling port Assy


1 Packing #9331 34 18 100 0 1 2 Bracket #9344 34 16 100 0 1 3 Small pan head Phillips screw M3 x 8 2 With spring/flat washers

4 Syringe holder #9331 34 12 110 0 1

5 Packing (B) #9193 69 53 004 2 1 6 Valve #9331 34 17 100 0 1

7 Spring #9193 88 67 004 1 1

8 Body #9331 34 11 100 2 1

6.3.10-1

Sampling port


6.3.8. Reducing valve Assy (PR)

Fig. 6.3.8-1 Reducing valve Assy


1 Reducing valve 8.RW83 1

2 Flange #9344 21 13 100 0 1 3 PR hose port #9344 21 14 100 0 1

4 Hose port #9331 21 16 129 0 1


6.3.8-1


6.3.9. Relief valve

6.3.9.1. Relief valve 1/2: AC-2200-55-TA / AC-2200-55-P (RV1/RV2)

Fig. 6.3.9-1 Relief valve 1/2


1 Body ACB060 1 Seat holder ACH090 1 2 Seat ACL010 1

Check valve seat Assy

3 Spring 1

4 Lock nut ACH080 1

5 O-ring P9DC 1 6 Sub-body ACB070 1

6.3.9-1


6.3.11. Chamber Assy (VCa / VCb)

6.3.11.1. Chamber Assy (overall)

Fig. 6.3.11-1 Chamber Assy (overall)

6.3.11-1



1 Chamber frame #9344 10 11 100 0 1

2 Rubber sheet #9314 10 36 001 0 1

3 Sheet #9331 10 28 002 0 2 4 Bellowphragm pump VCP-60 2 5 T-pipe #9328 29 11 001 3 2

6 Viscous plug #9193 11 11 010 0 2

7 Polyurethane tube US code 15-10

8 Shapper SNP-4 10

9 Hexagon head Phillips bolt M4 x 15 8 with spring/flat washers

10 T-pipe 198-19-21-02E φ 6 1 11 Silicone tube φ 1 x φ 3

12 Shapper SNP1.510C2 2

13 Nylon string T18R 3

14 Hexagon head Phillips bolt M4 X 10 4 With spring/flat washers

15 Hexagon head Phillips bolt M4 x 15 4 With spring/flat washers

6.3.11-2


6.3.11.2. Chamber Assy (Viscous chamber)

Fig. 6.3.11-2 Chamber Assy (Viscous chamber)

6.3.11-3



1 Diaphragm #9314 10 12 001 1 4

2 Inner spacer #9314 10 13 001 7 2

3 Outer spacer #9314 10 14 001 7 2

4 Chamber #9344 10 17 100 1 4 5 Silicone oil THF450-100* -

6 Clamp #9314 10 15 102 0 4 7 Clamp fitting #9314 10 39 105 0 2 8 Shaft #9314 10 38 002 0 4 9 E-ring E-6 8

10 Bolt with thrust pad BJ746-08001 2

11 T-pipe #9331 10 25 100 1 4

12 Hose port #9314 39 19 100 0 4

13 Orifice #9331 10 29 100 0 2

14 Silicone tube φ 5 x φ 11 x 120L 4

15 Valve bracket #9344 10 15 002 0 2

16 Plate #9193 10 20 011 0 4

17 Hose port with flange #9314 10 35 207 0 4 18 O-ring P10 4 19 3 way electromagnetic valve AV-3302-63-S 4



22 Spring washer for M4 8

23 Snapper SNP-4 2

6.3.11-4


6.3.12.2. Concentrate tank connector (for disinfectant concentrate)

Fig. 6.3.12-2 Concentrate tank connector (for disinfectant concentrate)


1 Connector holder #9193 69 40 004 4 1

2 Packing #9193 69 44 004 3 1

3 Holder base #9193 69 41 004 3 1

4 Nut #9193 33 11 010 1 1 5 Silicone tube φ 5 x φ 11 x 50L 1 6 .......... FEP tube TF185 1 φ 6 x φ 8 x 330L 7 Color seal #9193 59 31 010 2 1 Green

6.3.12-1


6.3.12. Concentrate tank connectors

6.3.12.1. Concentrate tank connector (for A and B concentrates)

Fig. 6.3.12-1 Concentrate tank connector (for A and B concentrates)


1 Socket QJ-2P,NPT1/8 1

2 Silicone tube φ 5 x φ 11 x 50L 1

3 ………..FEP tube TF185 1 φ 6 x φ 8 x 330L #9193 59 32 010 2 1 Pink for A concentrate

4 Color seal #9193 59 33 010 2 1 Orange for B concentrate

6.3.12-2


7. CONSTRUCTION OF ELECTRICAL PART

7.1. Components of electrical part

Fig. 7.1-1 Electrical part

7.1.1. Components at upper part of electrical part

• Operation panel • Operation panel board • LCD module • Bubble sensor board • Electrical POWER BOX

7.1.2. Component at lower part of electrical part

• Diaysate pressure sensor board

7.1


7.1.3. Placement of electrical part at machine

Fig. 7.1-2 Placement of electrical part

7.2


7.1.4. Components at left side in electrical POWER BOX

Fig.7.1-3 Components al left side in electrical

POWER BOX

7.1.5. Components at right side in electrical POWER BOX

Fig. 7.1-4 Components at right side in POWER BOX

7.3


8. CONNECTION, REPLACEMENT AND ADJUSTMENT

8.1. Operation panel sheet

Fig. 8.1-1 Operation panel

[General description and application] • Key SW's are encased in sheet of the operation panel.

• Adhesive tape placed at rear side of the panel sheet is applied to front side of

upper part of machine.

[Connection]

• Connect flexible cable to CN3 of [operation panel board].

[Adjustment]

Not required

8.1.1


[Replacement] (1) Turn off power SW of machine.

(2) Remove left side cover from upper part of machine

(3) Disconnect flexible cable from connector by unlocking it.

Fig. 8.1-2 Disconnection of flexible cord (4) Defoliate operation panel sheet from machine.

(5) Prepare new panel sheet.

(6) Clean place for the sheet to be applied.

(7) Remove release paper from rear side of the sheet.

(8) Apply the sheet while passing flexible cable through hole of machine.

(9) Engage the cable with connector followed by locking it.

(10) Turn on power SW of machine.

(11) Check correct function of each SW of operation panel.

(12) Return the removed cover to the original position.

• Replace operation panel sheet after turning off power SW under care not to be charged with

static electricity.

• Handle flexible cable carefully so that it is not folded and/or damaged. Otherwise malfunction

may be caused.

• DO NOT apply excess external force to operation panel because key SW's and patterns

encased in the panel may be folded and/or damaged, resulting in malfunctioning of them, in

particular when the panel itself is stored or handled.

• DO NOT reused removed panel sheet.

• Disconnect flexible cable from connector after unlocking it. If the cable is pulled out under

unlocking the connector, electrodes placed at the connector surface may be separated,

causing machine failure.

C A U T I O N

8.1.2


8.2. Operation panel board

Fig. 8.2-1 Operation panel board

[General description and functions] • Operation panel board is positioned at rear side of operation panel placed at

upper part of machine. • Contrast of LCD is adjusted by VR1 of the board. • Flow rate of blood pump is set by VR2 of the board. • Clicking is caused by pressing each SW of operation panel (BZ1). • Each LED of operation panel is ON or OFF according lo executed SW operation.

[Connection] • CN1: Connect to CN22 of [main board] through harness. • CN2: Connect to CN10 of [main board] through harness. • CN3: Connect to flexible cable of [operation panel). • CN4: Connect to CN2 of [LCD module] through harness. • CN5: Connect to CN1 of [LCD module].

[Adjustment] See “10.17. Adjustment of contrast”.

8.2.1



(2) Remove left cover from upper part of machine.

(3) Disconnect all connectors.

(4) Remove green cap from upper part of knob of blood pump flow rate setting volume placed

at front side of machine and loosen exposed screw by screwdriver under pressing the knob

by hand to remove it.

(5) Remove board fixing nuts from machine inside to remove the board.

(6) Prepare new board.

(7) Remove seal, if provided, from buzzer (BZ1).

(8) Attach the new board.

(9) Attach knob of blood pump flow rate setting volume under care of correct 0 point

positioning.

(10) Connect the all disconnected connectors.


(12) Try to adjust contrast as per the procedure specified in “10.17. Adjustment of contrast”.

(13) Check correct functioning of each LED.

(14) Check correct functioning of each SW of operation panel.


• Replace operation panel board after turning off power SW under care not to be charged with

static electricity.

• It is recommended to replace the board after cooling to room temperature because temperature

of resistors placed on the board immediately tuning off power is high, potentially causing burn.

• Handle flexible cable carefully so that it is not folded and/or damaged. Otherwise malfunction

may be caused.

• Disconnect flexible cable from connector after unlocking it. If the cable is pulled out under

unlocking the connector, electrodes placed at the connector surface may be separated, causing

machine failure. Unlock as per the procedure specified in “8.1 Operation panel”.

• LCD may not function normally after the board replacement. If so, adjust contrast.

C A U T I O N

8.2.2


8.3. LCD module

Fig. 8.3-1 LCD module

[General description and construction] • LCD module is constructed by LCD, back-light and board. • LCD is STN type and can indicate 40 letters in each of 4 lines. • Back-light is constructed by LED's. • CN1 is connector for back-light and is soldered to board. • CN2 is connector to transmit signal to LCD.

[Connection] • CN1: Connect to CN5 of [operation panel board]. • CN2: Connect to CN4 of [operation panel board] through harness.

[Adjustment] See “10.17 Adjustment of contrast”.

[Replacement] (1) Turn off power SW of machine. (2) Remove left cover from upper part of machine.

(3) Disconnect CN1 and CN2 from LCD module. (4) Remove 4 fixing screws or nuts to take out the module.

(5) Prepare new LCD module. (6) Remove protective sheet from the new module surface. (7) Attach the module under care of correct positioning of “UP” mark on the board.

(8) Connect CN1 and CN2 to LCD module. (9) Turn on power SW of machine.

(10 ) Try to adjust contrast as per the procedure specified in “10.17 Adjustment of contrast”.

8.3.1


• DO NOT apply excess mechanical impact to LCD because it is constructed by glass. If

broken, take care not to be injured by the glass fragments.

• If liquid crystal is leaked from damaged LCD and your skin or cloth is contaminated with the

crystal, rinse out using soap immediately. Also oral contamination with it should be avoided.

• DO NOT scratch polarizing plate covering LCD because the plate is composed of soft

material.

• Replace the module after turning off power SW under care not to be charged with static

electricity.

• DO NOT try to disassemble LCD module because it is integrated as one unit.

• After the replacement, LCD may not function correctly. If so, try to adjust contrast.

C A U T I O N

8.3.2


8.4. Bubble sensor board

Fig. 8.4-1 Bubble sensor board

[General description and function) • Bubble sensor board is placed at upper part of machine.

• The board is used to detect bubble in blood line in cooperation with bubble sensor.

[Connection] • CN601: Connect to connector of [bubble sensor].

• CN602: Connect to CN3 of [main board] through harness.

[Adjustment] See “10.15 Adjustment of bubble sensor”.


(2) Remove left cover from upper part of machine.


(4) Remove bubble sensor board under pressing spacer lock used to fix it.

(5) Prepare new bubble sensor board.

(6) Attach the new board and check correct locking.

(7) Connect all the disconnected connectors. (8) Turn on power SW of machine.

(9) Adjust the sensor as per the procedure specified in “10.15 Adjustment of bubble sensor”.

(10) Check correct function of bubble sensor. (11 ) Return the removed cover to the original position.

8.4.1


8.5. Dialysate pressure sensor board

Fig. 8.5-1 Dialysate pressure sensor board

[General description and function] • Dialysate pressure sensor board is placed at top of lower part of machine. • The board is used to measure pressure in dialysate line in cooperation with dialysate pressure sensor.

[Connection] • CN701: Connect to connector of [dialysate pressure sensor]. • CN702: Connect to CN14 of [main board] through harness.

[Adjustment] See “10.3. Adjustment of dialysate pressure sensor”.

8.5.1



(2) Remove left cover from upper part of machine and left cover from lower part of it. (3) Remove dialysate pressure sensor ASSY as per the procedure specified in “6.1.2 Dialysate

pressure sensor ASSY”.

(4) Disconnect all connectors. (5) Loosen screws used to fix dialysate pressure sensor board to remove it. (6) Prepare new dialysate pressure sensor board. (7) Attach the new board. (8) Connect all the disconnected connectors. (9) Attach dialysate pressure sensor ASSY.

(10) Turn on power SW of machine. (11) Adjust dialysate pressure sensor as per the procedure specified in “10.3.

Adjustment of dialysate pressure sensor”.

(12) Check correct function of dialysate pressure sensor.

(13) Return the removed covers to the original positions.

• Replace dialysate pressure sensor board after turning off power SW of machine

under care not to be charged with static electricity.

8.5.2

C A U T I O N


8.6. Main board

Fig. 8.6-1 Main board

[General description and functions]

• Main board is attached to right side of DENSO box.

• Machine operation is controlled by microprocessor contained in the board.

• Various set values are back-upped by RAM and EEROM.

• Version-up is enabled by replacing ROM with new one.

• A part of functions can be selected by operating DIP SW.

• Venous pressure sensor board can be attached (V.PRESS PCB).

• Also arterial pressure sensor board as option can be attached (A.PRESS PCB).

8.6.1


[Connection] • CN1: Connect to CN413 of (sub-board] through harness.

• CN2: Connect to [blood leak sensor] through harness.

• CN3: Connect to CN602 of [bubble sensor board] through harness.

• CN4: Not connected.

• CN5: Connect to CN408 of [sub-board] through harness.

• CN6: Not connected.

• CN7: Connect to [photo-sensor board of Bellowphragm pump A] through harness.

• CN8: Connect to [photo-sensor board of Bellowphragm pump B] through harness.

• CN9: Connect to CN502 of [DSUB board] through harness.

• CN10: Connect to CN2 of [operation panel board] through harness.

• CN11: Connect to CN701 of [arterial pressure sensor board] through harness.

• CN12: Connect to V3,V4,V9,V10,V12 and V17 through harnesses.

• CN13: Connect to CN701 of [venous pressure sensor board] through harness.

• CN14: Connect to CN701 of [dialysate pressure sensor board] through harness.

• CN15: Connect to LS2 and FS through harnesses.

• CN16: Connect to harness of LS3.

• CN17: Connect to LAMP through harness.

• CN18: Connect to harness of CLV.

• CN19: Connect to PS, FSW and LS1 through harnesses.

• CN20: Connect to V5,V6,V7 and V8 through harnesses.

• CN21: Connect to V2,V11,V13,V14 and V15 through harnesses.

• CN22: Connect to CN1 of [operation panel board] through harness.

• TM1: Connect to temperature sensors (T1,T2 and T3) and concentration sensor.

[Adjustment] See “10.16. Adjustment of concentration”.

8.6.2


[Replacement] «Main board»

(1) Turn on power SW of machine and record all set values.

(2) Turn off power SW of machine.

(3) Remove right cover from upper part of machine and right cover from DENSO box.


(5) Remove venous pressure sensor board; and arterial pressure sensor board as option, if provided, as

per the procedure specified in "8.7. Venous and arterial pressure sensor boards".

(6) Remove main board under pressing spacer lock used to fix it.

(7) Prepare new main board.


(9) Connect all the disconnected connectors.


(11) Input all the set values recorded at step (1).

(12) Adjust concentration as per the procedure specified in "10.16. Adjustment of concentration".

(13) Check that various analog sensor values indicated in LCD are correct.

(14) Check correct function of machine.


«ROM» (1) Turn on power SW of machine and record all set values.



(4) Remove ROM using tool specially designed for the removal.

(5) Prepare new ROM.

(6) Attach the new ROM under care that it is positioned correctly and pins of it are

not damaged.


(8) If ROM of different version is attached, initialization alarm is actuated.

(9) Input all the set values recorded at step (1).

(10) If EEPROM initialization alarm is actuated, adjust concentration as per the

procedure specified in "10.16. Adjustment of concentration".


(12) Return the removed covers to the original positions. Fig. 8.6-2 Attachment of ROM

CAUTION

• Replace main board or ROM after turning off power SW of machine under care not to be charged

with static electricity.

• After the board replacement, re-input set values. It should be noted that the values found in

maintenance modes 5 and 6 are specific to machine.

8.6.3


8.7. Venous and arterial pressure sensor boards

Fig. 8.7-1 Venous/arterial pressure sensor board

[General description and function] • Venous or arterial pressure sensor board is mounted on main board placed at right

side of DENSO box.

• Venous or arterial pressure in venous or arterial line is monitored by the board in

cooperation with pressure sensor (PSD701).

• Venous and arterial pressure sensor boards are same design. Application to venous

or arterial pressure monitoring is determined by difference of mounting positions of

the both boards on main board and difference of piping routes to pressure inlet port.

• Generally, only venous pressure is monitored. If arterial pressure monitoring is

required, use of arterial pressure sensor ASSY (option) is required.

[Connection] When used as venous pressure sensor:


When used as arterial pressure sensor: • CN701: Connect to CN11 of [main board) through harness.

[Adjustment] See “10.2. Adjustment of venous and arterial pressure sensors”.

8.7.1





(4) Remove snapper to take out tube.

(5) Remove venous or arterial pressure sensor board under pressing spacer lock used to fix it.

(6) Prepare new venous or arterial pressure sensor board.


(8) Attach tube and snapper.



(11) Adjust venous or arterial pressure sensor as per the procedure specified in 10.2.

“Adjustment of venous and arterial pressure sensors”.

(12) Check correct indication of venous or arterial pressure.


• Replace venous or arterial pressure sensor board after turning off power SW of machine under

care not to be charged with static electricity.

• Connect tube to left side of sensor and expose right side of it to atmosphere. If connected to the

right side, measured pressure is incorrect.

• After connecting tube to sensor, attach snapper. If not attached, tube may be disconnected by

pressure application, resulting in blood inflow.

• Connect tubes for venous and arterial pressure monitoring to respective boards correctly.

8.7.2

C A U T I O N


8.8. DSUB board

Fig. 8.8-1 DSUB board

[General description and functions] • DSUB board is placed at right side of DENSO box.

• The board is used to control blood pump flow rate at power failure when battery

(VR501) as option is provided.

• The board is provided with connector (CN501) to communicate data with external

monitor as option.

• The board is also used as junction to power connector of external monitor as option.

• The board is additionally used as junction to buzzer board.

8.8.1


[Connection] • CN501: Connect to external monitor (option).


• CN503: Connect to CN402 of [sub-board] through harness.

• CN504: Connect to CN810 of [buzzer board] through harness.

[Adjustment] Not required



(3) If battery (option) is provided, disconnect its connector.


(5) Remove knob from BP BACKUP volume.

(6) Remove spacer used to fix DSUB board and nuts used to fix the volume to take out the

board.

(7) Prepare new DSUB board.

(8) Attach the new board.

(9) Return the removed knob to BP BACKUP volume.


(11) If battery (option) is used, connect its connector. Turn BP BACKUP volume to check correct

blood pump operation under no power supply.


(13) Check correct function.


• Replace DSUB board after turning off power SW of machine under care not to be charged


• After the replacement, set BP BACKUP volume to OFF position.

• DO NOT miss parts used to fix. Spacer is fixed by nuts at its rear side.

CAUTION

8.8.2


8.9. Buzzer board

Fig. 8.9-1 Buzzer board

[General description and function] • Buzzer board is placed at right side of DENSO box. • The board is used to alert by buzzing (BZ801).

[Connection] • CN801: Connect to CN504 of [DSUB board] through harness.

[Adjustment]

Not required

[Replacement] (1) Turn off power SW of machine. (2) Remove right cover from upper part of machine and right cover from DENSO box.

(3) Disconnect all connectors. (4) Remove buzzer board under pressing spacer lock used to fix it. (5) Prepare new buzzer board. (6) Attach the new board and check correct locking.

(7) Connect all the disconnected connectors. (8) Turn on power SW of machine. (9) Make error to check buzzing. (10) Return the removed covers to the original positions.

• Replace buzzer board after turning off power SW of machine under care not to be charged


C A U T I O N

8.9.1


8.10. Sub-board

Fig. 8.10-1 Sub-board

[General description and function] • Sub-board is placed at left side of DENSO box.

• The board is provided with drivers for blood, syringe and Viscous pumps (BP

PCB,SP PCB, VPa PCB, VPb PCB).

• The board is used to operate AC driven components such as pump and heater.

[Connection] • CN401: Connect to P1 and P2 through harnesses. • CN402: Connect to CN503 of [DSUB board] through harness. • CN403: Connect to harness of BPC. • CN404: Used to connect AC power supply to sub-board through harness. • CN405: Used to connect AC power supply to sub-board through harness. • CN406: Connect to FAN. • CN407: Connect to SSR and relay for heater control through harnesses. • CN408: Connect to CN5 of [main board] through harness. • CN409: Connect to Vpa and VPb through harnesses. • CN410: Connect to SP through harness. • CN411: Used to connect DC+24V supply to sub-board through harness. • CN412: Used to connect DC+5V, DC+12V and DC-12V supplies to sub-board

through harnesses. • CN413: Connect to CN1 of [main board] through harness. • CN414: Connect to BATTERY. • CN415: Connect to BP through harness.

8.10.1


• TAB401: Connect to frame through harness.

• TAB402: Components are attached to the board of the part of AC110V machine.

Not applicable when rating is AC230V.

• TAB403: Components are attached to the board of the part of AC110V machine.

Not applicable when rating is AC230V.

[Adjustment] Not required

[Replacement]

«Sub-board»


(2) Disconnect power plug from receptacle.

(3) Remove left cover from upper part of machine and left cover from DENSO box.

(4) Disconnect all connectors. DO NOT disconnect TAB402, TAB403 and CN416 when

provided.

(5) Remove sub-board under pressing spacer lock used to fix it.

(6) Prepare new sub-board. Two types of the board shown below are available; one is for

AC100V and other is for 230V. Select the type conforming to the rating.

Board No. is silk screen printed at upper right side of sub-board. SBY0157 is for AC230V and SBY0163 is for AC110V. Unnecessary Nos. are soldered. And also, concerning SBY0163 for AC110V, components are attached to CN416.

SBY0157 for AC230V SBY0163 for AC110V

Fig. 8.10-2 Two types of sub-board (7) Attach the new board and check correct locking.


(9) Insert power plug in receptacle.




8.10.2


«Fuse» (1) Turn off power SW of machine.

(2) Disconnect power plug from receptacle.

(3) Remove left cover from upper part of machine and left cover from DENSO box.

(4) Remove fuse.

(5) Prepare new fuse. Select fuse to be replaced by referring to the following purposes and

ratings of fuses:

FUSE402: AC250V 3A P1 pump protection

FUSE403: AC250V 3A RY402 detect power failure relay protection

FUSE404: AC250V 3A P2 pump protection

FUSE405: AC250V 5A BP driver protection

(6) Attach the new fuse.

(7) Insert power plug in receptacle

(8) Turn on power SW of machine (9) Check correct function of machine.


• Replace sub-board or fuse after disconnecting power plug from receptacle. Only power

SW OFF is insufficient to avoid danger because AC supply placed at left side in DENSO

box is not disconnected, potentially causing electric shock.

• Handle sub-board under care not to be charged with static electricity.

• Power rating of sub-board should conform to that of power source of machine.

Otherwise, fire and/or machine failure may be caused.

• Use fuse of correct rating. Otherwise, fire and/or machine failure may be caused.

8.10.3

C A U T I O N


9. MAINTENANCE MODES

9.1 Display

LCD is used to display various dialysis related information and setting screens by 40

letters in each of 4 lines.

Many information and setting screens are available and desired screen can be displayed

by SW operation on operation panel.

Fig. 9.1-1 Screen flow

9.1.1


• LCD is easily scratched. DO NOT press or scratch its surface by pencil point or hard

tool.

• Glass is mainly used in LCD. DO NOT apply mechanical impact.

• DO NOT press operation panel SW by pencil point or hard tool.

C A U T I O N

9.1.2


9.2. Maintenance modes

Dialysis related data indication, alarm setting, alarm release, machine function monitoring

or concentration calibration can be executed in selected maintenance mode.

10 maintenance modes are available. There are mode to indicate information only,

mode enabling setting at any time required and mode enabling setting under specified

condition only.

MODE TITLE SETTING

1 DATA Indication only 2 ALARM SETTING Enabled setting at any time required 3 ALARM FORCED OFF Enabled setting at any time required 4 FUNCTION MONITOR Enabled setting under specified condition 5 CONCENTRATE DATA Enabled setting under specified condition 6 CHARACTERISTICS Enabled setting under specified condition

7 SYSTEM Enabled setting under specified condition

8 SERVICE FREQUENCY Indication only

9 MACHINE FILLING PROCEDURE Enabled setting at any time required

10 ALARM HISTORY Indication only

• Indication only Mode to indicate information only. Setting is disabled.

• Enabled setting at any time required Mode to enable setting or maintenance operation at any time required with exception that the setting and maintenance operation are disabled according to specified operating condition of machine.

• Enabled setting under specified condition Mode protected against setting change. The protect can be released by the following procedure to enable setting. The protect released condition is called “maintenance mode free”.

(1) Select maintenance mode 7 in maintenance mode menu screen.

9.2.1


(2) Press [F-3] or [F-4] SW to display “20. MAINTENANCE MODE FREE”.

(3) Press [F-1] SW to set to “ON”.

(4) Operation SW's [+]/[-] are displayed above [F-1][F-2] and items enabled to

be set blink.

• Setting or setting change of item to be maintained during dialysis is danger. DO NOT set or

change item to be maintained under the condition that patient is connected to machine.

• DO NOT change set value without direction of doctor or technician.

• Protect modes 2, 4, 5, 6 and 7 to prevent malfunction of machine always by setting

“20.MAINTENANCE MODE FREE” to OFF. Release the protection only when setting change

is required.

• If ROM of different version is loaded, some maintenance values may be initialized. In such

case, reset the values.

• When ROM or main board is replaced, or CPU is reset, set maintenance mode values

followed by checking them.

• It is recommended to record maintenance mode values. Use supplement of this service

manual to record them.

DANGER

CAUTION

9.2.2


9.3. Maintenance mode menu screen In maintenance mode screen, selection and registration of desired maintenance

mode are enabled.

Press [F-3] or [F-4] SW to changeover screen and press [F-1] or [F-2] SW to select

maintenance mode as desired.

Press [F-5] SW to display rinse operation or dialysis operation screen. If alarm is

actuated, alarm screen is displayed.

Fig. 9.3-1 Maintenance mode menu screen

INDICATION DESCRIPTION

MODE1: DATA Dialysis related data indication mode

MODE2: ALARM SETTING Alarm setting mode MODE3: ALARM FORCED OFF Alarm release mode MODE4: FUNCTION MONITOR Function monitor and manual operation mode

MODE5: CONCENTRATE DATA Concentration calibration mode

MODE6: CHARACTERISITICS Instrument adjustment mode

MODE7: SYSTEM System setting mode MODE8: SERVICE FREQUENCY Operation frequency indicating mode

MODE9: MACHINE FILLING PROCEDURE Air purge mode

MODE10: ALARM HISTORY Alarm history indicating mode

9.3.1


9.4. Maintenance mode 1 screen

In maintenance mode 1 screen, real time indication of various data during dialysis

operation is executed. In the mode, only data indication is enabled and setting is disabled.

Press [F-3] or [F-4] SW to check data.

Press [F-5] SW to display maintenance mode menu screen.

Fig. 9.4-1 Maintenance mode 1 screen


1. TREATED BLOOD VOLUME Treated blood volume indication 2. TREATMENT TIME Executed dialysis time indication 3. SN AVG.BLOOD FLOW Mean SN blood flow rate indication 4. SN STROKE VOLUME One stroke SN1 blood volume indication 5. BLD REAL VALUE Leaked blood level indication 6. BLD AUTO ZERO Bood leak auto zero value indication 7. BLD SENS VALUE Blood leak SENS value indication 8. BLD RED RIGHT Blood leak red value indication 9. BLD GREEN RIGHT Blood leak green value indication

10.VCa UF LEAK NEG.PR Leaked closed circuit resulted A chamber negative pressure indication

11.VCb UF LEAK NEG.PR Leaked closed circuit resulted B chamber negative pressure indication

12.VCa UF LEAK POS.PR Leaked closed circuit resulted A chamber positive pressure indication

13.VCb UF LEAK POS. PR Leaked closed circuit resulted B chamber positive pressure indication

14.CONDUCTIVITY Conductivity indication 15.CONCENTRATION Concentration indication 16.VENOUS PRESSURE Venous pressure indication 17.ARTERIAL PRESSURE Arterial pressure indication 18.DIALYSATE PRESSURE Dialysate pressure indication

19.TMP TMP indication

20.UF.COEFF UFRP indication

21.TEMP.SET VALUE Set temperature indication

22.TEMPERATURE (T3) Dialysate temperature T3 indication 23.TEMPERATURE (T2) Heater outlet temperature T2 indication

9.4.1


9.5. Maintenance mode 2 screen In maintenance mode 2 screen, alarm value can be set. When setting is protected,

indication only is enabled and setting is disabled.

Press [F-3) or [F-4] SW to check data. If setting is not protected, press [F-1] or [F-2]

SW to change set value.




1.V.PRESS MAX RANGE Auto-setting of upper venous pressure alarm limit

2.V.PRESS MIN RANGE Auto-setting of lower venous pressure alarm limit

3.A.PRESS MAX RANGE Auto-setting of upper arterial pressure alarm limit 4.A.PRESS MIN RANGE Auto-setting of lower arterial pressure alarm limit

5.D.PRESS MAX RANGE Auto-setting of upper dialysate pressure alarm limit

6.D.PRESS MIN RANGE Auto-setting of lower dialysate pressure alarm limit

7.TMP(I) Setting of TMP alarm limit

8.CONDUCTIVITY MAX Setting of upper conductivity alarm limit

9.CONDUCTIVITY MIN Setting of lower conductivity alarm limit

10.TEMPERATURE MAX Setting of upper dialysate temperature alarm limit

11.TEMPERATURE MIN Setting of lower dialysate temperature alarm limit 12.BLOOD LEAK Setting of blood leak alarm limit

13.UF MAX AGAINST BLF Setting of upper UF alarm limit

14.SN HIGH/LOW RANGE Setting of upper and lower SN alarm limits 15.SN STROKE TIME Setting of SN stroke time alarm limit 16.VCS UF LEAK TEST Setting of leak detection level from closed circuit 17.UF LEAK VALUE a Setting of leak detection level a from closed circuit 18.UF LEAK VALUE b Setting of leak detection level b from closed circuit 19.UF LEAK TIME c Setting of leak detection time c from closed circuit

20.UF LEAK TIME d Setting of leak detection time d from closed circuit

21. RESET SW TIME Setting of no reset SW press alarm time 22.DIALYSIS SW TIME Setting of no dialysis SW press alarm time 23 BYPASS SW TIME Setting of no bypass SW press alarm time

9.5.1


9.6. Maintenance mode 3 screen In maintenance mode 3 screen, alarm can be released and resumed at any time

required.

Press [F-3] or [F-4] SW to shift blink and press [F-1] or [F-2] SW to change setting.

By selecting “ON”, alarm is released and by selecting “OFF”, alarm is resumed.



INDICATION DESCPIPTION

1.V.PRESS Release of upper/lower venous pressure alarm limits.

2.A.PRESS Release of upper/lower arterial pressure alarm limits

3.D.PRESS/TMP Release of upper/lower dialysate pressure alarm limits and TMP alarm limit

4. TEMPERATURE Release of upper/lower dialysate temperature alarm limits

5.AIR BUBBLE Release of bubble alarm

6.BLOOD LEAK Release of blood leak alarm and blood leak sensor error

7. SYSTEM ALL Release of all alarms registered in system

8.SYSTEM E02 Release of T1 temperature sensor error

9.SYSTEM E03 Release of T2 temperature sensor error

10. SYSTEM E04 Release of T3 temperature sensor error

11.SYSTEM E07 Release of upper limit set by dialysate pressure limiter

12. SYSTEM E08 Release of lower limit set by dialysate pressure limiter

13.SYSTEM E11 Release of upper limit set by venous pressure limiter

14.SYSTEM E12 Release of lower Iimit set by venous pressure limiter

15.SYSTEM E15 Release of upper limit set by arterial pressure limiter

16.SYSTEM E16 Release of lower limit set by arterial pressure limiter

17.SYSTEM E26 Release of short water supply alarm

18.SYSTEM E33 Release of viscous pump (Vpa) drive error

19.SYSTEM E34 Release of viscous pump (Vpb) drive error

20.SYSTEM E35 Release of VP aspiration volume set by limiter

21. SYSTEM E45 Release of deaeration tank AS2 error

9.6.1


• DO NOT release any alarm during dialysis. Otherwise, machine failure may be caused.

• Monitor machine functions continuously during release of any alarm.

W A R N I N G

C A U T I O N

9.6.2



In maintenance mode 4 screen, functions of components such as those assembled

in fluid (dialysate) line can be monitored and valves, pumps, clamp and fan can be

operated manually. If setting is protected, indication only is enabled and setting is

disabled.

Press [F-3] or [F-4] SW to check data. If not protected, press [F-3] or [F-4] SW to

shift blink and press [F-1] or [F-2] SW to operate component.


Fig. 9.7-1 Maintenance mode 4 screen (function monitoring)

Fig. 9.7-2 Maintenance mode 4 screen (manual operation)

9.7.1


• DO NOT operate any component manually under the condition that patient is connected to machine to avoid his/her injury.

• Manual operation of any component should be performed by engineer familiar with its

construction and function. • DO NOT operate P1 or P2 pump without priming with fluid. Empty run may caused the

pump failure.

SYMBOL COMPONENT FUNCTION WHEN

SYMBOL IS MARKED WITH O IN DRAWING

NOTE

V2~V4 V10~V17

Two way electromagnetic valve During power supply

V5~V9 Three way electromagnetic valve During power supply P1 Deaeration pump During power supply P2 Dialysate pump During power supply CLV Clamp During power supply FAN Fan During power supply VPA A chamber viscous pump During power supply CW rotation VPa A chamber viscous pump During power supply CCW rotation

VPB B chamber viscous pump During power supply CW rotation

VPb B chamber viscous pump During power supply CCW rotation

H Heater During power supply

BP Blood pump During power supply SP Syringe pump During power supply PH1 Viscous pump position sensor Shaded photo-sensor Original point detection. PH2 Viscous pump position sensor Shaded photo-sensor Rotation signal PH3 Viscous pump position sensor Shaded photo-sensor Original point detection PH4 Viscous pump position sensor Shaded photo-sensor Rotation signal LS2 Coupler SW Coupler being set LS3 Syringe overload SW Overload detection

LS5 Clamp position sensor Being clamped

PS Pressure SW Pressurized water

FS Flow sensor Float drop FSW Float SW Air detection

P1F P1 pump fuse Burnt out

P2F P2 pump fuse Burnt out

9.7.2

D A N G E R

C A U T I O N


9.8. Maintenance mode 5 screen In maintenance 5 screen, dialysate concentration can be set and information related to

dialysate preparation in dialysis mode selected in setting. Il screen can be indicated.

9.8.1. When dialysis mode BC1 or BC2 is set Currently set dialysis mode is found in screen title. If setting is protected, indication

only is enabled and setting is disabled. Indicated items are common to both BC1 and

BC2, while value different from other can be set.


change setting.


Fig. 9.8-1 Maintenance mode 5 screen (when BC1 mode is set)


1.VCa W+A RATIO Setting of [water : A] ratio in A chamber

2.VCb W+A RATIO Setting of [water : A] ratio in B chamber

3.THEORETICAL W+A Setting of theoretical [water + A] concentration

4.VCa W+B RATIO Setting of [water : A] ratio in A chamber

5.VCb W+B RATIO Setting of [water : A] ratio in B chamber

6.THEORETICAL W+B Setting of theoretical [water + B] concentration 7.CHAMBER Indication of functioning chamber. Disabled setting 8.MODE Setting of dialysate preparation function at calibration 9.COND. W+A+B Calibration of [water + A + B] conductivity

10.CONC. W+A+B Calibration of [water + A + B] concentration

• Both BC1 and BC2 are bicarbonate dialysis modes. If different dialysate preparation

information is registered, it is recommended to record that the information is registered in

which mode BC1 or BC2 after checking concentrate type to be used.

• See “Concentration Calibration Procedure”.

CAUTION

9.8.1


9.8.2. When dialysis mode AC is set Currently set dialysis mode is found in screen title. If setting is protected, indication

only is enabled and setting is disabled.


change setting.


Fig. 9.8-2 Maintenance mode 5 screen (when AC mode is set)

INDICATION DESCRIPTION 1.VCa W+AC RATIO Setting of [water : AC] ratio in A chamber

2.VCb W+AC RATIO Setting of [water : AC] ratio in B chamber

3.THEORETICAL W+AC Setting of theoretical [water + AC] concentration

4.CHAMBER Indication of functioning chamber. Disabled setting 5.MODE Setting of dialysate preparation function at calibration

6.COND. W+AC Calibration of [water + AC] conductivity

7.CONC. W+AC Calibration of [water + AC] concentration

• AC is acetate dialysis mode. It is recommended to record registered information after

checking concentrate type to be used.

• See “Concentration Calibration Procedure”.

9.8.2

CAUTION


• Change of setting other than calendar year, month and day; and clock hour and minute in maintenance

mode 6 may cause significant changes of UF volume, conductivity (concentration) and dialysate

temperature resulting in giving serious injury to patient. DO NOT change setting by any person other than

engineer familiar with the setting.

• After setting change, perform trial test of instrument to check its normal function.

Perform UF test to check that UF error is within specified range.

Measure conductivity to check that difference between the measured one and set one is within specified range.

Check that measured blood pump flow rate is within ±5% of set flow rate.

Check also that temperature control is normal and dialysate temperature is stabilized.

• DO NOT change "19.ROLLING TUBE TYPE" during dialysis to avoid trouble.

• BP flow rate calibration (GAIN and OFFSET) values are those determined using standard NIPRO

blood line. When blood line of smaller sized or other manufacturer is used, adjustment is required.

Also when blood line of smaller sized is used, adjust gap between BP rotors and housing.


18.BPF(OFFSET) Indication of offset value to calibrate blood pump flow rate (instrument specific value)

19.ROLLING TUBE TYPE Setting of blood pump intended to be used

20.HEATER CONT.COEFFICIENT Kt Indication of coefficient in heater control 21.HEATER CONT.COEFFICIENT Kp Indication of coefficient in heater control 22.HEATER CONT.COEFFICIENT Ki Indication of coefficient in heater control 23.HEATER CONT.COEFFICIENT Kd Indication of coefficient in heater control 24. HEATER CONT.COEFFICIENT Kl Indication of coefficient in heater control 25. HEATER CONT.COEFFICIENT Kb Indication of coefficient in heater control 26.HEATER CONT.COEFFICIENT Lt1 Indication of coefficient in heater control 27.HEATER CONT.COEFFICIENT Lt2 Indication of coefficient in heater control 28.HEATER CONT.COEFFICIENT Lt3 Indication of coefficient in heater control

29.TEMP.CORR.COEFFICIENT Indication of coefficient in temperature calibration of conductivity

30. T1 OFFSET Indication of T1 determined by input value added T1 temperature sensor value

31.T2 OFFSET Indication of T2 determined by input value added T2 temperature sensor value

32.13 OFFSET Indication of T3 determined by input value added T3 temperature sensor value

9.9.2

D A N G E R

W A R N I N G

C A U T I O N



In maintenance mode 7 screen, system and option settings can be performed. If setting

is protected, indication only is enabled and setting is disabled.

Press [F-3] or [F- 4] SW to check data. If not protected, press [F-1] or [F-2) SW to

change setting.




1.SYRINGE RATE Setting of cross-sectional area ratio of syringe intended to be used to NIPRO syringe as 100%. When the ratio is 50%, infusion rate is doubled.

2. BP STOP AFTER POWER FAIL Setting to ON when blood pump SW is turned off at return to normal after power failure

3.V,A,DP ALARM RESETTING Setting of time required to reset upper/lower alarm limits of venous, arterial and dialysate pressure during dialysis

4.DISINFECTION RATIO Setting of dilution rate of Na hypochlorite in disinfection/rinse

5.ACID RATIO Setting of dilution rate of acetic acid in acid rinse

6.VP MAX ALARM LIMIT Limiting of allowable upper venous pressure alarm limit

7.VP MIN ALARM LIMIT Limiting of allowable lower venous pressure alarm limit

8 AP MAX ALARM LIMIT Limiting of allowable upper arterial pressure alarm limit

9.AP MIN ALARM LIMIT Limiting of allowable lower arterial pressure alarm limit

10.DP MAX ALARM LIMIT Limiting of allowable upper dialysate pressure alarm limit

11.DP MIN ALARM LIMIT Limiting of allowable lower dialysate pressure alarm limit

12.INITIAL UF GOAL Setting of initial value of target UF volume

13.INITIAL UF RATE Setting of initial value of UFR

14. MINIMUM UF Setting of minimum UFR

15.ACID PORT OPTION Setting to ON when acid rinse port (option) is used

16.ART. PRESSURE OPTION Setting to ON when arterial pressure sensor (option) is used

17.BACK UP OPTION Selling to ON when back-up unit (option) for power failure is used

18.SYRINGE OPTION Setting to ON when syringe pump is used

19.CONSOLE MODE Setting to ON when operated in console mode

20 MAINTENANCE MODE FREE Setting to ON when protected setting in MODE 2 and ……

9.10.1


• Connection of each option should conform to its setting. Otherwise, disabled function of the

option or malfunction of machine may be caused.

• Set each item value after full understanding its function.

WARNING

CAUTION

9.10.2



In maintenance mode 8 screen, service frequency of each component is indicated

by operation time or operation frequency.

Press [F-3] or [F-4] SW to check data.




1. POWER Indication of power connection time of machine

2.FAN Indication of fan operation time

3.P1 Indication of deaeration pump P1 operation time

4.P2 Indication of dialysate pump P2 operation time

5.CLV Indication of clamp operation frequency

6.V2 Indication of two way electromagnetic valve (EMV) V2 operation frequency

7.V3 Indication of two way EMV V3 operation frequency


9.V5 Indication of three way EMV V5 operation frequency












• Once zero cleared, the cleared operation time or frequency can not be resumed.

9.11.1

CAUTION


9.12. Maintenance mode 9 screen In maintenance mode 9 screen, air purge process can be executed according to

instruction indicated in the screen.

Press [F-1] SW to execute air purge process. Repress [F-1] SW to forcibly stop the

process.

Press [F-5] SW to display maintenance mode menu screen though the display is

disabled during air purgeing.

Fig. 9.12-1 Maintenance mode 9 screen (during waiting)

Fig. 9.12-2 Maintenance mode 9 screen (during execution)

Fig. 9.12-3 Maintenance mode 9 screen (during stop)

9.12.1


9.13. Maintenance mode 10 screen In maintenance mode 10 screen, history of up to 20 latest alarms is displayed.

Press [F-3] or [F-4] SW to check data. Press [F-1] SW to clear the history.




/ / Indication of day/month/year of alarm actuation

: Indication of time of error actuation

E Indication of error No. of actuated alarm

9.13.1


10. ADJUSTMENT 10.1. Measurement of chamber capacity and adjustment of silicone volume

10.1.1. Measurement of chamber capacity In the cases such as replacement of viscous chamber or viscous pump, silicone oil

volume in the chamber may be changed. Measure the chamber capacity based on the

below procedures and input the measured result into machine.

(1) Required devices

• Electronic balance (≤ 0.2g as minimum unit)

• Container (to be placed on the balance (≥2000mL)

• Forceps


(3) Turn on [DIALYSIS] SW to shift to dialysis wait process.

(4) Release setting protection by selecting ON of “20.MAINTENANCE MODE FREE” in

maintenance mode 7 screen.

(5) Set machine operation to console mode by selecting ON of “19.CONSOLE MODE” in


(6) By pressing [PRIP.] SW to shift to preparation process, machine is started from console

mode.

(7) Check dialysate temperature stabilization.

(8) Isolate air discharge line of AS1 from drain line by clamping upper tube of AS1 by forceps

or the like.

10.1.1


(9) Measure RO water weight discharged from each of A and B chambers when each of [V5

and V6] and [V7 and V8] are ON using electronic balance under referring to data

displayed in maintenance mode 4 screen to derive each of the A and B chamber

capacities respectively. Calculate mean value of 3 measurements for each of the

chambers.

Fig. 10.1-1 Measurement of chamber capacity

(10) Each of the capacities should satisfy the below requirement. If not so, adjust silicone oil

volume in each of the chambers followed by performing the measurement 3 times for

each of them.

345ml(g) ≤ chamber capacity ≤ 375ml(g)

(11) Input the chamber capacities in maintenance mode 6 screen.

• A chamber capacity : 9.VCa VOLUME (mL)

• B chamber capacity : 10.VCb VOLUME (mL)


(12) Release console mode by selecting OFF of “19.CONSOLE MODE” in maintenance mode

7 screen.

(13) Protect setting by selecting OFF of “20.MAINTENANCE MODE FREE” in maintenance

mode 7 screen.

•A chamber capacity : when V5 and V6

are ON

• B chamber capacity: When V7 and V8

are ON

10.1.2


10.1.2. Adjustment of silicone oil volume Add silicone oil to the chamber when the capacity is larger than specified volume

and aspirate from the chamber when smaller than the volume based on the following procedures:

(1) Required devices: • Silicone tube (ID: φ 6mm. length: 200~300mm) • Syringe (applicable to the silicone tube) • Silicone oil (when added) • Forceps (2 or more) • Radio pliers • Tissue paper or the like used to wipe off excess silicone oil



(4) Release setting protection by selecting ON of "20.MAINTENANCE MODE FREE


(5) Clamp plug 4 provided tube 5 placed at top of viscous pump using forceps and remove

snapper 6 from the plug by twisting latch along tooth line using radio pliers to remove the

plug.

(6) Turn on “V4” manually in maintenance mode 4 screen.

(7) Use silicone oil filled syringe 2 to add the oil to the

chamber and use empty syringe 2 to aspirate it

from the chamber.

(8) Connect one end of silicone tube 3 to the syringe

2 and other end to tube 5 clamped using

forceps.

(9) Release the clamping and remove all air together

with small volume of the oil from the silicone tube

3 by retracting the syringe plunger.

(10) Add or aspirate required volume of the oil to or from the chamber under referring to the syringe calibration by taking correction of the removed oil volume in the step (9) into consideration followed by re-clamping the tube 5.

Fig. 10.1-2 Adjustment of silicone oil volume


(11) Remove the silicone tube and re-attach the plug

(12) Fix the plug securely with the snapper 6 and remove the forceps.

(13) Turn off “V4” manually in maintenance mode 4 screen.

(14) Operate machine to measure the chamber capacity and input the measured result in


(15) Protect setting by selecting OFF of "20.MAINTENANCE MODE FREE" in maintenance mode

7 screen.

• Take care for air not to be included in silicone oil to prevent conductivity (concentration) error or

UF error potentially causing patient injury.

• Use silicone oil of acceptable quality, viscosity, purity and the like specified by manufacturer. DO

NOT use any other silicone oil.

• Add or aspirate silicone oil to or from chamber when the chamber capacity is larger or smaller

than specified volume.

D A N G E R

W A R N I N G


10.2. Adjustment of venous and arterial pressure sensors

10.2.1. Adjustment of venous pressure sensor


• Manometer (calibrated)

• Syringe

• Three way stopcock

• Air tube (ID: about φ 4mm)

• Precision screwdriver

(2) Remove right cover from upper operation part

and right cover from DENSO box to expose

venous pressure sensor board.

• PV PCB: Venous pressure sensor board

• PA PCB: Arterial pressure sensor board

(option)

Fig. 10.2-1 Venous and arterial pressure sensor boards


(4) Turn on [DIALYSIS) SW to shift to dialysis wait process.

(5) Release setting protection by selecting ON of “20.MAINTENANCE MODE FREE”


(6) Set “6.V.PRESS OFFSET” value to 0mmHg in maintenance mode 6 screen. Record the

offset value to re-input it at the last step.

(7) Display venous pressure value in dialysis screen or maintenance mode 1 screen.


(8) Connect syringe and manometer to venous pressure inlet port as shown in the below Fig.

Fig. 10.2-2 Adjustment of venous pressure sensor

(9) Expose manometer to atmosphere and try to indicate venous pressure of 0mmHg in the screen

by turning VR701.

(10) Pressurize manometer to 300mmHg by advancing syringe plunger and try to indicate venous

pressure of 300mmHg in the screen by turning VR702.

(11) Repeat the above steps (9) and (10) until each of 0mmHg and 300mmHg is indicated.

Manometer reading Adjusting means

0 mmHg PV_PCB VR701

300 mmHg PV_PCB VR702

(11) Input “6.V.PRESS OFFSET” value recorded at the above step (6) in maintenance mode 6

screen.

(12) Protect setting by selecting OFF of “20.MAINTENANCE MODE FREE” in maintenance mode 7

screen.

(13) Disconnect the syringe and manometer.


10.2.2. Adjustment of arterial pressure sensor (option)

Adjust arterial pressure sensor based on the same procedures as the case of the

venous pressure sensor. Offset value and adjusting means are as follows.

•Offset value

Maintenance mode 6 screen “7.A.PRESS OFFSET”

•Adjusting means


10.2.2


10.3. Adjustment dialysate pressure sensor

(1) Required devices • Manometer (calibrated)

• Syringe • Three way stopcock • Air tube (ID: about φ 4mm) • Silicone tube (ID: about φ 5mm) • Precision screwdriver • Forceps

(2) Remove left cover from upper part of machine

and left cover from lower part of it to expose

dialysate pressure sensor Assy.

•PD PCB : Dialysate pressure sensor board •PD Assy : Dialysate sensor Assy

Fig. 10.3-1 Dialysate sensor board and dialysate sensor Assy





(6) Set “8.D.PRESS OFFSET” value to 0mmHg in maintenance mode 6 screen and record the

offset value to re-input at the last step.

(7) Indicate dialysate pressure value in dialysis screen or maintenance mode 1 screen.


(8) Clamp tube connected to one side of dialysate pressure sensor using forceps and connect

syringe and manometer to tube connected to other side of the sensor as shown in the below

Fig.

Fig. 10.3-2 Adjustment of dialysate pressure sensor (9) Expose manometer to atmosphere and try to indicate dialysate pressure of 0mmHg in the

screen by turning VR701.

(10) Pressurize manometer to 300mmHg by advancing syringe plunger and try to indicate

dialysate pressure of 300mmHg in the screen by turning VR702.

(11) Repeat the above steps (9) and (10) until each of 0mmHg and 300mmHg is indicated.


0 mmHg PD_PCB VR701

3 0 0 mmHg PD_PCB VR702

(11) Input “8.D.PRESS OFFSET” value recorded at the above step (6) in maintenance mode

6 screen.

(12) Protect setting by selecting OFF of “20.MAINTENANCE MODE FREE” in maintenance mode

7 screen.

(13) Remove the syringe and manometer.


10.3.2


10.4. Adjustment of temperature sensor Connect resistor for calibration to terminal bed on main board and adjust temperature

sensor by input from operation panel. (1) Required device

• Resistor for calibration (115.54 Ω at 40.0°C)

(2) Remove right cover from upper operation part and right cover from DENSO box to

expose terminal bed TM1 on main board.

Fig. 10.4-1 Main board and terminal bed TM1



(5) Release setting protection by selecting ON of "20.MAINTENANCE MODE FREE" in


(6) Adjust the sensor at 40.0º C only.

(7) Take out temperature sensor to be adjusted from terminal bed and connect to resistor for

calibration as shown in Figs. 10.4-1 and 10.4-2.

Fig. 10.4-2 Connection to resistor for calibration

• MAIN PCB : Main board • TM1 : Terminal bed

10.4.1


(8) Adjust by checking indicated value when the resistor is connected. Check the

value in maintenance mode 6 screen and input offset value.

31.T1 OFFSET 40.1c: 0.0 32.T2 OFFSET 40.1c: 0.0 33.T3 OFFSET 40.2c: 0.0

1 2 3

1: Item name 2: Currently recognized temperature 3: Set offset value

(9) Remove the resistor from terminal bed and attach temperature sensor followed by

connecting it as shown in Fig. 10 4-1 under care of correct color matching of harness (W:

white; R: red).


mode 7 screen.


10.4.2


10.5. Adjustment of pressure SW Apply pressure to pressure SW to adjust pressure when the SW is ON by turning

adjusting screw based on the following procedures. (1) Required devices


• Syringe

• Three way stopcock

• Air tube (ID: about φ 4mm)

• Silicone tube (ID: about φ 5mm)

• Forceps

• Spanner (8mm)

• Hexagon wrench (4mm)

(2) Remove right cover from lower part of machine to expose pressure SW.



(5) Clamp tube connected to one side of pressure SW using forceps and connect syringe and

manometer to tube connected to other side of it as shown in the below Fig.

Fig. 10.5-1 Adjustment of pressure SW

(6) Check ON or OFF of pressure SW in maintenance mode 4 screen.

10.5.1


(7) Apply pressure to pressure SW by gradual advancement of syringe plunger.

(8) Adjust pressure SW so that it is ON at a pressure between 514.5 and 588mmHg (0.7 and

0.8 kgf/cm2) by loosening set nut using spanner followed by turning adjusting screw. ON of

pressure SW can be found by ON of PS in maintenance mode 4 screen or clicking of micro

SW.

(9) After the adjustment, tighten the set nut. This may cause small change of pressure when

pressure SW is ON. Recheck the ON pressure.

(10) Then retract the syringe plunger gradually to check that pressure SW is OFF at a pressure

of ≤ 441 mmHg (0.6kgf/cm2).

SW function ON/OFF pressure

ON 514.5 to 566 mmHg (0.7 to 0.6kgf/cm2)

OFF ≤ 441 mmHg( 0.6kgf/cm2)

(11) Remove the syringe and manometer and return the pressure SW connection to the original.


10.5.2


10.6. Adjustment of blood leak sensor Turn volume of blood leak sensor under checking value indicated in screen based

on the following procedures.

• Clean the Blood leak detector, before you calibrate it. Blood leak detector which is

not cleaned detect blood leak even it does not happen blood leak.

(1) Required device


(2) Remove left cover from lower part of machine to expose blood leak sensor.

(3) Remove 2 screws used to fix the sensor and take out it without disconnecting tubes.

(4) Remove the sensor cover.

Fig. 10.6-1 Blood leak sensor



(7) Press [PREP.] SW to shift to preparation process. Water may be used instead of

concentrate.

(8) Check water temperature stabilization.

(9) Adjust R43 to try to set “8.BLD RED LIGHT” value to 0±55 in maintenance mode 1 screen.

(10) Adjust R47 to try to set “7.BLD SENSE VALUE” to 800±55 in maintenance mode 1 screen.

(11) Repeat the above steps (9) and (10) until each of 0±55 and 800±55 is set.

(12) Attach the removed sensor cover to the sensor to return it to the original position.

(13) Return the removed left cover to the original position.

10.6.1

NOTE


10.7. Adjustment of reducing valve Adjust actuating pressure of reducing valve by turning adjusting screw of the valve by

measuring manometer pressure after priming completion based on the following

procedures. (1) Required devices


• Connection means (tubes and T-pipe)

• Forceps

(2) Remove right cover form lower part of machine to expose reducing valve.



(5) Press [PREP.] SW to shift to preparation process. Water may be used instead of concentrate.


(7) Clamp tube connected to IN of reducing valve V10 using forceps and disconnect silicone tube

from the valve to connect it to manometer through connection means.

E 10.7-1 Connection of reducing valve to manometer

(8) After lifting manometer sufficiently, release the clamping followed by lowering it to align with

reducing valve horizontally.

(9) Check visually water discharge from machine and set the manometer indication to 250 to

270mmHg (0.34 to 0.37kgf/cm2) during stop of the discharge by loosening set nut followed by

turning adjusting screw of reducing valve.

(10) Tighten the set nut. This may cause small change of the set value. Check the value again.

Adjusting value

Reducing valve 250 to 270mmHg(0.34 to 0.37kgf/cm2)

10.7.1


10.8. Adjustment of priming end pressure Adjust priming end pressure by checking pressure at priming end by turning relief valve

1 based the following procedures. (1) Required devices


• Connection means (tubes and T-pipe)

• Forceps

• Monkey wrench

(2) Remove right cover from lower part of machine to expose relief valve 1.



(5) Press [PREP.] SW to shift to preparation process. Water may be used instead of concentrate.


(7) Clamp tube connected to IN of V11 using forceps and disconnect silicone tube from V1

connect it to manometer through connection means.

Fig. 10.8-1 Connection of manometer

(8) After lifting manometer sufficiently, release the clamping followed by lowering it to align

chamber horizontally.

(9) Check visually water discharge from machine and set the manometer indication to 698 to

735mmHg (0.95 to 1.00kgf/cm2) during stop of the discharge by loosening set nut of … valve 1

followed by turning the valve. Take care for silicone tube not to be twisted.

(10) Tighten the set nut. This may cause small change of the set value. Check the value again.

Adjusting value

Priming end pressure 698 to 735mmHg (0.95 to 1.00kgf/cm2)

(11) Remove the manometer and the connection means to return to the original condition.


10.8.1


10.9. Adjustment of closed circuit pressure

Adjust closed circuit pressure based on the following procedures. (1) Required devices

• Blood line

• Dialyzer

(2) Remove left cover from lower part of machine to expose relief valve 2.



(5) Connect concentrate to machine.

(6) Press [PREP.] SW to shift to preparation process.

(7) Set dialyzer and blood line to machine.

(8) Check stabilization of dialysate temperature and conductivity and release of bypassing.

(9) Full open NV2 to run dialysate at the maximum flow rate.

(10) Adjust blood pump flow rate so that dialysate pressure becomes 0mmHg.

(11) Loosen set nut of relief valve 2 and turn the valve body to adjust dialysate flow rate

indicated by flow mater to 600mL/min. Take care for silicone tube not to be twisted.

(12) Tighten the set nut. This may cause small change of the dialysate flow rate. Check the flow

rate again.

(13) Turn NV2 to adjust dialysate flow rate to 500mL/min.


10.9.1



mode screen.



10.10.2. Adjustment by Discharge Flow Time Adjust priming flow rate of water by turning control valve NV1 by measuring discharge

flow time which is substantially same as priming flow rate. Follow the below procedures. (1) Required device

• Stopwatch

(2) Remove right cover from lower part of machine to expose NV1.





(6) Set machine operation to console mode by selecting ON of “19.CONSOLE MODE” in


(7) By pressing [PRIP.] SW to shift to preparation process, machine is started from console

mode.

(8) Check dialysate temperature stabilization.

(9) Measure discharge flow time from start of discharge to end of discharge. Discharge flow is

intermittent.

Fig. 10 10-1 Discharge Flow Time (10) Adjust discharge flow time from 29 to 31sec by turning adjusting screw of NV1. Turn NV1

right crease the rate of discharge, turn NV1 left increase the rate of discharge.

Adjusting valve

Priming flow time 29 ~ 31sec


10.10.2


10.12. Adjustment of gaps between housing and rotor rollers of blood pump 10.12.1. Adjustment by water head pressure

Adjust the gaps by application of water head pressure to blood line set to blood pump

based following procedures. (1) Required devices

• Blood line • Water receiver • Water bottle • Hexagon wrench (1.5mm)


(3) Set rolling tube of blood line to blood pump and connect water bottle to inflow end of t??

(4) Prime blood line with water from the bottle by gravity flow of water.

(5) After the priming completion, turn rotor of blood pump manually to occlude rolling tube of 3

rollers of the rotor.

Fig. 10.12-1 Adjustment of gaps between housing and rotor rollers of blood pump

(6) Lift the bottle 1 so that height of water level in it from center of the rotor becomes above

Open outflow end of the rolling tube above water receiver.

(7) Loosen set screw 3 of the roller by hexagon wrench 2. Turn shaft 4 by screw repeat

narrowing and widening of gap between the roller and housing of blood pump set the gap to

allow water discharge from the outflow end.

(8) Tighten the set screw 3 at a moment when the water discharge is stopped by turning 4

slowly.

(9) Repeat the above procedures until all the gaps are adjusted.

10.12.1


10.11. Adjustment of bypass flow rate During V9 is OFF (that is, dialysate line is bypassed), adjust dialysate flow rate by

turning adjustment screw of pinch cock 1 (PC1) under monitoring flow rate indication of

flow meter based on the following procedures.

(1) Remove left cover form lower part of machine to expose PC1.


(3) Turn on [DIALYSIS] SW to shift lo dialysis wait process.

(4) Press [PREP.] SW to shift to preparation process. Engage coupler with bypass connect

dialysate concentrate is not used, connect dumm? resistor to conductivity sensor.

(5) Check stabilization of dialysate temperature and concentration.

(6) Check that [BYPASS] SW is OFF (released bypassing and dialysate flow through coupler

(7) Adjust dialysate flow rate to 500ml/min by turning adjusting screw of NV2 under monitor

dialysate flow rate indication of flow meter.

(8) Turn on [BYPASS] SW to bypass dialysate line.

(9) Adjust bypass flow rate to 500ml/min by turning adjusting screw of PC1 under monitor

bypass flow rate indication of flow meter. Tube should be centered at PC1 and plates of

should be aligned correctly.

Fig. 10.11-1 Correct and incorrect conditions of pinch cock 1 (PC1)

(10) Turn off [BYPASS] SW and wait for 1 to 2 minutes.

(11) Turn on and off [BYPASS] SW several times to check that dialysate flow rate is 500ml/min

when bypassed and not bypassed.

(12) Apply adhesive or the like to adjusting screw of PC1 for fixing.


10.11.1


10.12.2. Adjustment using syringe and manometer Adjust the gaps by application of water pressure to blood line set to blood pump by

syringe based or the following procedures. (1) Required devices

• Blood line

• Water receiver

• Syringe

• Manometer

• Hexagon wrench (1.5mm)


(3) Set rolling tube of blood line to blood pump.

(4) Prime the tube with water.

(5) After the priming completion, turn rotor of blood pump manually to occlude the tube by one of

???rollers of the rotor.

Fig. 10.12-2 Adjustment of gaps between housing and rotor rollers of blood pump

(6) Connect syringe 1 and manometer 5 to inflow end of the tube and open outflow end o??

above water receiver.

(7) Loosen set screw 3 of the roller by hexagon wrench 2. Turn shaft 4 by screwdriver repeat

narrowing and widening of gap between the rotor and housing of blood pump. Initially turn the

shaft to stop water discharge from the outflow end when a water pressure 0.2kgf/cm2 is applied

to the tube through the inflow end by operating the syringe.

(8) Tighten the set screw 3 at a moment when the water discharge is started under the pressure

application by turning the shaft 4 slowly.

(9) Repeat the above procedures until all the gaps are adjusted.

10.12.2


10.13. Adjustment of blood pump flow rate 10.13.1 In case of you use Standard Rolling Tube (φ 8 X φ 12mm)

Adjust blood pump flow rate by setting blood line to blood pump to input GAIN and

OFFSET values of blood pump flow rate by referring to actually measured flow rate

(discharged water weight or volume/min) in maintenance mode 6 screen based on the

following procedures. (1) Required devices

• Electronic balance or measuring cylinder

• Stopwatch





(5) Set blood line to blood pump.

(6) Place electronic balance or measuring cylinder below outflow end of the line to measure

discharged water weight or volume.

Fig. 10.13-1 Adjustment of blood pump flow rate

(7) Set blood pump flow rate to 50ml/min and operate the pump.

(8) Measure the discharged water weight or volume per one minute.

• Flow rate (g/min or ml/min) = measured weight or volume ÷ time (one minute)

(9) Input “18.BPF(OFFSET)” value of blood pump flow rate in maintenance mode 6 screen

value to try to adjust the actual flow rate to about 50ml/min. Decrease (increase) the

value if the actual flow rate is higher (lower) than the set flow rate.

10.13.1


(10) Set blood pump flow rate to 400ml/min and operate the pump.

(11) Measure actually discharged water weight or volume/minute (ml/min).

(12) Input “17.BPF(GAIN)” value of blood pump flow rate in maintenance mode 6 screen value

t?? to adjust the actual flow rate to about 400ml/min. Decrease (increase) the value if the a??

flow rate is higher (lower) than the set flow rate.

(13) Repeat the above procedures (7) to (12) until each of the actual flow rates of 50 and

400ml/min is obtained.

Blood pump flow rate Adjusting value

50ml/min Maintenance mode 6 screen 18.BPF(OFFSET)

400ml/min Maintenance mode 6 screen 17.BPF(GAIN)

(14) Protect setting by selecting ON of “20.MAINTENANCE MODE FREE” in maintenance

mode ?? screen.

10.13.2 In case of you use Small Rolling Tube (φ 6.35X φ 9.75mm)

(1) See chapter 10.12 and adjust gaps between housing and rotor rollers by using Small

Rolling Tube.

(2) Change “NORMAL” to “SMALL” at [19.ROLLING TUBE TYPE] in Maintenance mode 6

screen (Max blood flow change 500ml/min to 350mI/min)

(3) Set 2 pies of Tube holder (See Chapter 6.2 of Operation Manual) at inlet and outlet of

???? pump unit.

(4) See chapter 10.13.1 and adjust blood pump flow as same method. But adjust 50mL/min

to OFFSET and adjust 250mL/min to GAIN.

Blood pump flow rate Adjusting value

50 mL/min Maintenance mode 6 screen 18.BPF(OFFSET)

250 mL/min Maintenance mode 6 screen 17.BPF(GAIN)

10.13.2


10.14. Leak test and gap adjustment of clamp 10.14.1. Leak test of clamp Leak test of clamp is performed to find whether gap adjustment of the clamp is required based

on the following procedures.


• Manometer • Connection means • Forceps • Syringe • Stopwatch



(4) Set manometer, connection means and syringe to clamp as shown in Fig. 10.14-1 (a).

(5) Turn on BUBBLE SW to operate the clamp after bubble introduction into venous tube.

(6) Set manometer indication to 150mmHg by pressurizing the venous tube using the syringe

followed by clamping line between the syringe and manometer using forceps to maintain the

pressure as shown in Fig. 10.14-1(b).

(7) After the clamping, leave to stand for about 90 seconds to record the pressure A.

(8) Additionally leave to stand for about 120 seconds to record the pressure B.

(9) Additionally clamp line between the clamp and manometer using forceps as shown in Fig.

10.14-1(c).

(10) After the clamping, additionally leave to stand for about 120 seconds to record the pressure C.

(11) Derive leak value from the recorded pressures A, B and C. If the value is not acceptable, adjust

the clamp gap and re-check.

• Leak value (mmHg) = Leak value from clamp and test setup — Leak value from test setup

=(A—B)—(B—C)

Acceptable range

Clamp leak value ≤ 1.00mmHg

10.14.1

Fig. 10.14-1


10.14.2. Gap adjustment of clamp If leak from the clamp is detected, adjust the clamp gap based on the following

procedures. (1) Required devices

• Spanner (x 2)

(2) Remove left cover from upper part of machine to expose clamp.


(4) Push rear side 1 of the clamp by finger to check me gap. In general, the gap is adjusted to

1.3 to 1.5mm.

(5) Release the push and loosen 3 set bolts 2 used to fix solenoid to upper part of the clamp

using spanner to make the solenoid free.

(6) Adjust the gap to 1.3 to 1.5mm by loosening set screw (nut) 3 followed by turning adjusting

screw 4. If venous tube of smaller diameter is used, reduce the gap of 1.3 to 1.5mm. The

adjustment is enabled only in direction to reduce the gap. To enlarge the gap, turn the

adjusting screw 4 followed by shifting the solenoid 5.

(7) Under solenoid (5) fits to screw (3) correctly, tighten the 3 set bolts 2 to fix the solenoid to

upper pad of the clamp using spanner.

(8) Push rear side of the clamp by finger to check the adjusted gap.

Adjusting value

Clamp gap 1.3 to 1.5mm ( 1)

1: Change based on venous tube diameter if different from standard.

(9) After checking correct gap adjustment, tighten the set screw (nut) 3.

(10) Perform the leak test again to check whether the gap is correctly adjusted.


Fig. 10.14-2 Adjustment of clamp gap

10.14.2


10.15. Adjustment of bubble sensor Adjust bubble sensor by setting water filled blood line to bubble detector followed by

turning volume of bubble sensor board based on the following procedures. (1) Required devices

• Blood line

• Tester


• Micro-syringe

(2) Remove left cover from upper part of machine to expose bubble sensor board.

(3) Set tester to DC range and connect test PIN602 of bubble sensor board to (+) probe of the

tester and PIN601 of the board to (-) probe of it.

(4) Set standard tube filled with about 37ºC water to bubble detector and adjust voltage

indication of the tester to the maximum by turning VR601.

(5) Check that the adjusted voltage is 1.6 to 1.8V.

(6) Remove the tube from the detector and check that the voltage indication is reduced to ≤

0.5V.

(7) Set blood line to blood pump.

(8) Operate the pump at a flow rate of 200mL/min to re-circulate 37°C water through the line.

(9) Turn on BUBBLE DETECTOR SW and introduce 0.05ml of bubble into the line using micro-

syringe under care for the bubble is not divided. Check that bubble alarm is actuated when

the bubble passes through the detector sensor.


Fig. 10.15-1 Bubble sensor board

10.15.1


10.16. Adjustment of conductivity and concentration Adjust dilution ratio of dialysate concentrate intended to be used to input the adjusted

ratio and calibrate indicated dialysate conductivity and concentration by manipulation of

operation panel based on the following procedures.

Fig. 10.16-1 Adjusting and calibrating process

10.16.1


10.16.1. Selection of dialysis mode to be adjusted

Select dialysis mode: bicarbonate 1 (BC1), bicarbonate 2 (BC2) or acetate (AC) to be

adjusted in setting II screen. Concentrate data of the selected mode is displayed in




(3) Press [F- 5] SW to display setting II screen.

(4) Press [F- 3] or [F-4] SW to blink “4.MODE”.

(5) Press [F-1] or [F-2] SW to select dialysis mode.

(6) Check the selected mode.

• BC1(BICARBONATE1) : Bicarbonate dialysis mode 1

• BC2(BICARBONATE2) :Bicarbonate dialysis mode 2

• AC(ACETATE) :Acetate dialysis mode

10.16.2


10.16.2. Input of concentration data Input basic concentrate data in maintenance mode 5 screen. When bicarbonate dialysis

mode (BC1 or BC2) is selected in setting II screen, input A and B concentrate data. When

acetate dialysis mode (AC) is selected, input acetate concentrate data. See the data

specified in the operation manual. Also set concentration to theoretical value derived from

the concentrate data in setting II screen.

«Input of data of bicarbonate concentrate» (1) Check that current process is dialysis wait.

(2) Press [F-5] SW to display maintenance mode 5 screen.

(3) Press [F- 3] or [F-4] SW to blink item to be inputted.

(4) Press [F- 1] or [F-2] SW to input data.

(5) Input the following values by referring to concentrate data specified in the operation

manual.

• 1.VCa W+A RATIO : Dilution ratio of A concentrate in chamber a

• 2.VCb W+A RATIO : Dilution ratio of A concentrate in chamber b

• 3.THEORETICAL W+A(mmol/L : Theoretical concentration of diluted A concentrate

• 4.VCa W+B RATIO : Dilution ratio of B concentrate in chamber a

• 5.VCb W+B RATIO : Dilution ratio of B concentrate in chamber b

• 6.THEORETICAL W+B(mmol/L) : Theoretical concentration of diluted B concentrate

(6) Press [F-5] SW to display setting II screen.

(7) Press [F-3] or [F-4] SW to blink item to be inputted.

(8) Press [F-1] or [F-2] SW to input data.

(9) Input the following values by referring to concentrate data specified in the operation

manual.

• 1.BC(W+A+B) : Final concentration

(theoretical concentration of diluted A concentrate + that of

diluted B concentrate)

• 2.BC(W+A) : Theoretical concentration of diluted A concentrate

10.16.3


«Input of data of acetate concentrate»

(1) Check that current process is dialysis wait.


(3) Press [F-3] or [F-4) SW to blink item to be inputted. (4) Press [F-1] or [F-2] SW to input data. (5) Input the following values by referring to concentrate data specified in the operation

manual.

• 1.VCa W+AC RATIO : Dilution ratio of acetate concentrate in chamber a

• 2.VCb W+AC RATIO : Dilution ratio of acetate concentrate in chamber b

• 3.THEORETICAL W+AC(mmol/L) : Theoretical concentration of diluted acetate

concentrate

(6) Press [F-5] SW to display setting II screen.

(7) Press [F-3] or [F-4] SW to blink item to be inputted. (8) Press [F-1] or [F-2] SW to input data. (9) Input the following value by referring to concentrate data specified in the operation manual.

• 3.AC(W+AC) : Theoretical concentration of diluted acetate concentrate

10.16.4


10.16.3. Adjustment of dilution ratio

« Adjustment of dilution ratio of bicarbonate A concentrate»

Adjust the dilution ratio when bicarbonate dialysis mode is selected.

Set dialysate preparation components to water and A concentrate only in maintenance

mode 5 screen and operate machine in preparation or preparation end process. Measure

concentration of prepared dialysate specimen after prepared dialysate conductivity is stabilized. If

required, change the dilution ratio to adjust.

(1) Check that current process is dialysis wait.


(3) Press [F-3] or [F-4) SW to blink “8.MODE”.

(4) Press [F-1] or [F-2) SW to set “W+A” for selecting water and A concentrate only as dialysate

preparation components.

(5) Connect the concentrate to concentrate connector.

(6) Press [PREP.] SW to shift to preparation process to start dialysate preparation.

(7) Wait until conductivity (mS/cm) is stabilized under monitoring “9.COND. W+A+B”.

(8) After the stabilization, take dialysate specimen from sampling port.

(9) Measure the specimen concentration (mmol/L) using separately available concentration meter.

It is possible to derive the concentration by converting conductivity measured using any

conductivity meter to the concentration by referring to conversion Table.

(10) Check that the measured concentration (mmol/L) is equal to theoretical concentration of diluted

A concentrate (“3.THEORETICAL W+A”). If not equal, change dilution ratios of “1.VCa W+A

RATIO” and “2.VCb W+A RATIO” to adjust them.

Calculate each of the changed dilution ratios roughly by application of the below formula:

New dilution ratio = [Theoretical concentration of diluted A concentrate X Current dilution ratio] ÷ [Measured

concentration]

New dilution ratio: dilution ratio after adjustment

Input of AAAA.

1 into “1.VCa W+A RATIO” and “2.VCb W+A RATIO”

Current dilution ratio: dilution ratio before adjustment

Indication of BBBB.

1in “1.VCa W+A RATIO” and “2.VCb W+A RATIO”

Measured concentration : Concentration measured using meter (mmol/L)

Theoretical concentration of diluted A concentrate A: (mmol/L)

Indicated in “3.THEORETICAL W+A”

(11) After the adjustment, wait until indicated conductivity is stabilized.

(12) Take dialysate specimen again from sampling port to measure its concentration using

concentration meter. Repeat the adjustment until the measured concentration (mmol/L)

becomes equal to theoretical concentration of “3 THEORETICAL W+A”.

10.16.5


10.16.4. Calibration of indicated conductivity and concentration After adjustment completion of each dilution ratio and conductivity stabilization,

calibrate indicated conductivity and concentration in maintenance mode 5 screen.

«Calibration of indicated conductivity and concentration of bicarbonate dialysate» (1) Check completion of the adjustment and stabilization of dialysate conductivity.

(2) Press [F- 5] SW to display maintenance mode menu 5 screen.

(3) Press [F-3] or [F-4] SW to blink “9.COND. W+A+B”.

(4) Take dialysate specimen from sampling port.

(5) Measure the specimen conductivity (mS/cm) using conductivity meter not assembled in

SURDIAL

(6) Press [F -1] or [F-2] SW to input the measured conductivity into “9.COND. W+A+B”.

(7) Convert the measured conductivity to concentration (mmol/L) by referring to conversion Table

when available. If not available, measure the specimen concentration using separately

available concentration meter.

(8) After obtaining the concentration, press [F-3] or [F-4] SW to blink “10.CONC. W+A+B”.

(9) Press [F-1] or [F-2] SW to input the obtained concentration into “10.CONC. W+A+B”.

«Calibration of indicated conductivity and concentration of acetate dialysate» (1) Check completion of the adjustment and stabilization of dialysate conductivity.

(2) Press [F-5] SW to display maintenance mode menu 5 screen.

(3) Press [F-3] or [F-4] SW to blink “6.COND. W+AC”.

(4) Take dialysate specimen from sampling port.

(5) Measure the specimen conductivity (mS/cm) using conductivity meter not assembled in

SURDIAL.

(6) Press [F-1] or [F-2] SW to input the measured conductivity into “6.COND. W+AC”

(7) Convert the measured conductivity to concentration (mmol/L) by referring to conversion Table

when available. If not available, measure the specimen concentration using separately

available concentration meter.

(8) After obtaining the concentration, press [F-3] or [F-4] SW to blink “7.CONC. W+AC”

(9) Press [F- 1] or [F-2] SW to input the obtained concentration into “7.CONC. W+AC”.

10.16.8


10.17. Adjustment of contrast Adjust contrast of LCD by turning volume of operation panel board under observing the

LCD based on the following procedures.

(1) Required device


(2) Remove left cover from upper part of machine to expose operation panel board.


(4) When back-light is OFF, press any SW of operation panel to turn on the light.

(5) Adjust contrast of LCD by turning VR1 of operation panel board using precision

screwdriver under observing the LCD. Take care for tip of the screwdriver not to be touched

with any part and for your hand not to be contacted with resistor of high temperature.


Fig. 10.17-1 Operation panel board

10.17.1


11. DIP SW'S 11.1. Operation of dip SW's

Special functions are enabled by operating dip SW’s.

(1) Remove right cover from upper part of machine and right cover from DENSO box to exp dip

SW’s placed on main board.

Fig. 11.1-1 Main board and dip SW's

(2) Check Nos. of dip SW’s; SW1 to SW4 from the left in sequence.

(3) By shifting each dip SW to UP, it is turned on and by shifting it to DOWN, it is turned off.

• MAIN PCB : Main board

• DIPSW : Dip SW

11.1.1


11.2. Functions of dip SW's

11.2.1. Function of dip SW1 By turning on dip SW1, skip of rinse mode is enabled.

By pressing [RINSE] SW during execution of rinsing operation, currently executed

rinsing mode is skipped.

Keep dip SW1 OFF during any process other than execution of maintenance.

11.2.2. Dip SW2 By turning on dip SW2, indication of adjustment mode in LCD is enabled for use by

the manufacturer only.


11.2.3. Dip SW3 By turning on dip SW3, service frequency indicated in maintenance mode menu 8

screen can be cleared to 0. Turn on dip SW3 to display maintenance mode menu 8

screen for indicating [CLEAR] SW and for blinking service frequency. Select item to

be cleared and press [CLEAR] SW.


11.2.4. Dip SW4 Not used

• Usable functions are limited to those operated by SW1 and SW3. DO NOT operate SW2

because it is intended to be used by manufacturer only.

• Keep all dip SW's OFF during any process other than execution of maintenance.

11.2.1

CAUTION


12. VARIOUS DATA 12.1. Loaded CPU and ROM

Symbol Designation CPU type ROM type ROM indication

1 Type name 2 Version No. CPU Main board µ PD784031 HN27C4096AG-10

3 Registered date

2 The last letter of version No. indicates language (E: ENGLISH; S: SPANISH).

Fig. 12.1-1 ROM

12.1.1


12.2. Wiring in POWER BOX

Fig. 12.2-1 Wiring in POWER BOX

12.2.1

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