WALL & CEILING BARRIERS

2 HR SMOKE COMPARTMENT BARRIER

2 HR FIRE BARRIER


1 HR FIRE BARRIER

NON-RATED SMOKE RESISTIVE PARTITION

NON-RATED PARTITION


3 HR FIRE BARRIER

(FOR REFERENCE ONLY. SEE ARCH DRAWINGS FOR BARRIER DETAILS)

WALL & CEILING BARRIERS

DUCT SECTION - RISE / DROPMAKEUP AIR

DUCT SECTION - RISE / DROPRETURN

DUCT SECTION - RISE / DROPEXHAUST

DUCT SECTION - RISE / DROPOUTSIDE AIR

DUCT SECTION - RISE / DROPRELIEF

DUCT SECTION - RISE / DROPTRANSFER

DUCT SECTION - RISE / DROPSUPPLY HPS

DUCT SECTION - RISE / DROPSUPPLY LPS

DUCT SECTION - RISE / DROPSUPPLY MPS

1. PROVIDE ALL MATERIALS AND EQUIPMENT AND PERFORM ALL LABOR REQUIRED TO INSTALL COMPLETE AND OPERABLE MECHANICAL SYSTEMS AS INDICATED ON THE DRAWINGS, AS SPECIFIED AND AS REQUIRED BY CODE.

2. CONTRACT DOCUMENT DRAWINGS FOR MECHANICAL WORK ARE DIAGRAMMATIC AND ARE INTENDED TO CONVEY SCOPE AND GENERAL ARRANGEMENT ONLY.

3. INSTALL ALL MECHANICAL EQUIPMENT AND APPURTENANCES IN ACCORDANCE WITH MANUFACTURER'S RECOMMENDATIONS, CONTRACT DOCUMENTS AND APPLICABLE CODES AND REGULATIONS.

4. COORDINATE ALL EQUIPMENT CONNECTIONS WITH MANUFACTURERS' CERTIFIED DRAWINGS. COORDINATE AND PROVIDE ALL DUCT AND PIPING TRANSITIONS REQUIRED FOR FINAL EQUIPMENT CONNECTIONS TO FURNISHED EQUIPMENT. FIELD VERIFY AND COORDINATE ALL DUCT AND PIPING DIMENSIONS PRIOR TO FABRICATION.

5. WORK SHALL BE ACCURATELY LAID OUT WITH REFERENCE TO THE ARCHITECTURAL DRAWINGS AND IN COOPERATION WITH OTHER TRADES, WHICH SHALL AFFORD MAXIMUM ACCESSIBILITY FOR OPERATION, MAINTENANCE AND HEADROOM. FAILURE TO COORDINATE WORK WITH OTHER TRADES SHALL NOT BE CONSIDERED AS A BASIS FOR EXTRA COST CHANGES.

6. WHERE PLENUMS ARE USED FOR SUPPLY, RETURN, EXHAUST, RELIEF OR VENTILATION SYSTEMS, MATERIALS WITHIN THE PLENUMS SHALL BE NONCOMBUSTIBLE OR SHALL BE LISTED AND LABELED AS HAVING A FLAME SPREAD INDEX OF NOT MORE THAN 25 AND A SMOKE-DEVELOPED INDEX OF NOT MORE THAN 50 WHEN TESTED IN ACCORDANCE WITH ASTM E 84 OR UL 723.

7. DIMENSIONS SHOWN ON DRAWINGS FOR DUCTWORK ARE INSIDE CLEAR.8. ALL DUCTWORK, INCLUDING FIRE DAMPERS, SHALL BE SEALED AND TESTED FOR

LEAKS PRIOR TO COVERING WORK.9. PATCH ALL CUTTING OR DRILLING OF FINISHED WALLS, CEILINGS AND FLOORS.10. DIFFUSER AND GRILLE LOCATIONS TO BE COORDINATED WITH ARCHITECTURAL

CEILING PLAN. ANY CEILING MOUNTED DIFFUSERS OR GRILLES WHICH DO NOT MATCH CEILING TILE SIZES ARE TO BE MOUNTED IN CENTER OF TILE.

11. CONTRACTOR SHALL INSTALL ANY BALANCING DEVICE NECESSARY TO ACHIEVE PROPER ADJUSTING AND BALANCING OF MECHANICAL SYSTEMS.

12. REFRIGERANT PIPING SHALL BE SIZED IN ACCORDANCE WITH MANUFACTURER'S RECOMMENDATIONS.

13. RUNOUTS TO DIFFUSERS / GRILLES SHALL BE THE SAME SIZE AS THE DIFFUSER / GRILLE NECK SIZE UNLESS OTHERWISE NOTED.

ALL WORK SHALL BE PERFORMED IN ACCORDANCE WITH ALL APPLICABLE CODES AND STANDARDS, INCLUDING, BUT NOT LIMITED TO:• 21015 VIRGINIA CONSTRUCTION CODE• 21015 VIRGINIA EXISTING BUILDING CODE• 21015 VIRGINIA MECHANICAL CODE• 21015 VIRGINIA FUEL GAS CODE• 21015 VIRGINIA ENERGY CONSERVATION CODE• 2013 ASHRAE 90.1• 2013 ASHRAE 62.1• LATEST SMACNA STANDARDS

LEVEL / SHEET SEQUENCE

VIEW TYPE MODIFIER

0 = DEMOLITION PLANS (OPTIONAL)

1 = FLOOR PLANS

VIEW TYPE

0 = GENERAL / SCHEDULES1 = PLANS - HVAC / DUCT 2 = PLANS - PIPING3 = SECTIONS4 = ENLARGED PLANS5 = DETAILS6 = FLOW DIAGRAMS

& CONTROLS7 = SPECIFICATIONS

DISCIPLINE

M = MECHANICAL / HVAC

PHASE WORK - EXISTING DUCTWORK, PIPING OR EQUIPMENT MARKED FOR DEMOLITION. (DASHED LINE TYPE)

PHASE WORK - EXISTING DUCTWORK, PIPING OR EQUIPMENTTO REMAIN. (THIN, LIGHT)

PHASE WORK - NEW DUCTWORK, PIPING OR EQUIPMENT.

ACCESS DOOR

TURNING VANES

DUCT SECTION - RISE / DROPSUPPLY, MAKEUP AIR, OUTSIDE AIR

DUCT SECTION - RISE / DROPRETURN, TRANSFER

DAMPER, MOTORIZED

SENSOR, DUCT SMOKE DETECTOR

SENSOR, AIR FLOW MEASURING

DAMPER, FIRE - RECTANGULAR / ROUND

DUCT SECTION - RISE / DROPEXHAUST, RELIEF

F

S

CHECK VALVE

BUTTERFLY VALVE

STEAM PRESSURE REGULATING VALVE

STEAM DRIP TRAP ASSEMBLY

TEE OFF TOP

TEE OFF BOTTOM

FLOW CONTROL VALVE

DIRECTION OF FLOW

PITCH DOWN IN DIRECTION OF ARROW

MANUAL AIR VENT (SEE DETAIL)

AUTOMATIC AIR VENT (SEE DETAIL)

CONCENTRIC REDUCER

ECCENTRIC REDUCER

ELBOW, TURNING DOWN

ELBOW, TURNING UP

DIFFERENTIAL PRESSURE SWITCH

GLOBE VALVE

GATE VALVE SCREWED OR SOLDERED

GATE VALVE FLANGED

HOSE BIBB DRAIN VALVE

BALL VALVE

UNION

BALANCING VALVE

AUTOMATIC VALVE, 3-WAY, PNUEMATIC

AUTOMATIC VALVE, 3-WAY, ELECTRIC/ELECTRONIC

FLEXIBLE PIPE CONNECTOR

AUTOMATIC VALVE, 2-WAY, PNUEMATIC

AUTOMATIC VALVE, 2-WAY, ELECTRIC/ELECTRONIC

RELIEF VALVE

WATER PRESSURE REDUCING VALVE

STRAINER

PIPE GUIDE

PIPE ANCHOR

FLOW METER

PIPE CAP

CARBON DIOXIDE SENSOR (MOUNT 4'-0" A.F.F.)

CARBON MONOXIDE SENSOR (MOUNT 4'-0" A.F.F.)

POINT OF CONNECTION, NEW TO EXISTING

REMOVE TO THIS POINT

DP

AAV

MAV

DUCTWORK WITH LINER

DAMPER, VOLUME (BALANCING)

TRANSITION, FLAT ON TOP

SPLITTER DAMPER

SUPPLY AIR DEVICE

DUCTWORK (SHOWING INSULATION)

TRANSITION, FLAT ON BOTTOM

FOT

FOB

FLEXIBLE DUCT CONNECTION

FLEXIBLE DUCT

12x12 S-1

300 CFM

RETURN AIR DEVICE12x12 R-1

300 CFM

EXHAUST AIR DEVICE12x12 E-1

300 CFM

HUMIDITY SENSOR (MOUNT 4'-0" A.F.F.)

THERMOSTAT (MOUNT 4'-0" A.F.F.)

TEMPERATURE SENSOR (MOUNT 4'-0" A.F.F.)

FD

VD

FD

DAMPER, SMOKE - RECTANGULAR / ROUND

SD SD

HUMIDISTAT (MOUNT 4'-0" A.F.F.)

DAMPER, BACK DRAFT

BDD

C

CO

H

H

TS

T

PHASE WORK - TEMPORARY DUCTWORK, PIPING OR EQUIPMENT.

SUPPLY DIFFUSER WITH BLANK-OFF

DOOR UNDERCUT


2. PATCH ALL CUTTING OR DRILLING OF FINISHED WALLS, CEILINGS AND FLOORS. 3. UNLESS SPECIFICALLY NOTED, REMOVE ALL HVAC SYSTEMS IN THEIR ENTIRETY.

THIS INCLUDES BUT IS NOT LIMITED TO EQUIPMENT, THERMOSTATS, TERMINAL UNITS, DUCTWORK, PIPING, AIR DEVICES, AND ALL ASSOCIATED COMPONENTS AND SUPPORTS. PATCH AND REPAIR ALL AREAS THAT ARE TO REMAIN WHERE ITEMS WERE ATTACHED OR SUPPORTED.

4. COORDINATE EXTENT OF DEMOLITION WITH NEW WORK IN ALL LOCATIONS WHERE MECHANICAL COMPONENTS ARE TO REMAIN.

5. CONTRACTOR TO REMOVE ANY MECHANICAL COMPONENTS WITHIN WALLS INDICATED TO BE DEMOLISHED ON ARCHITECTURAL DEMOLITION PLANS.

6. PROTECT ALL EQUIPMENT TO REMAIN FROM DAMAGE DURING DEMOLITION. PROVIDE TEMPORARY COVERS AND CAP ENDS OF ALL PIPING AND DUCTWORK AT COMPLETION OF PARTIAL DEMOLITION.

7. COORDINATE WITH ELECTRICAL DEMOLITION BEFORE REMOVING DUCTWORK CONTAINING SMOKE DETECTORS OR EQUIPMENT, DEVICES, AND SYSTEMS HAVING ELECTRICAL CONNECTIONS.

LEGEND - RATED WALLS

LEGEND - MECHANICAL SYMBOLS

GENERAL NOTES - MECHANICAL

APPLICABLE CODES

MECHANICAL SHEET LISTSHEET NUMBER NAME

M001 LEGEND, ABBREVIATIONS AND GENERAL NOTES

M002 SCHEDULES

M101 FIRST FLOOR PLAN - DEMOLITION

M111 FIRST FLOOR AND LOW ROOF PLANS - NEW WORK

M501 DETAILS

M601 CONTROLS

N

S

W

E160.00°

TRUE NORTH

PROJECT (PLAN) NORTH

ANGLE BETWEEN TRUE & PROJECT NORTH

SHEET NUMBERING

LEGEND - MECHANICAL SYMBOLS

COPYRIGHT 2021 BASKERVILL. USE OF THIS WORK IN WHOLE OR IN PART IS FORBIDDEN WITHOUT EXPRESSED WRITTEN CONSENT.

ISSUE

PROJECT NUMBER

1

A

23456

AB

CD

E

13456 2

BC

DE

TEMPLATE 2020.C.1

BASKERVILL, P.O. BOX 400, RICHMOND, VA 23218-0400

6/23/2021 5:01:07 PM C:\Users\pmaccormac\Documents\2.200348.0 - DAA - Blacksburg Office - Renovation- Mech_pmaccormac.rvt

LEGEND, ABBREVIATIONSAND GENERAL NOTES

06/23/2021 -CONSTRUCTION DOCUMENTS

M001

2.200348

2200 S. MAIN STREETBLACKSBURG, VA 24060

DRAPER ADENBLACKSBURGRENOVATION

0' 4' 8' 24'20'16'12'

1/8" =1'-0"

0' 2' 4' 12'10'8'6'

1/4" =1'-0"

GRAPHIC SCALES

GENERAL NOTES - DEMOLITION

MECHANICAL ABBREVIATIONSAbbrev Definition

AD ACCESS DOOR

AFF ABOVE FINISHED FLOOR

AFMS AIRFLOW MEASURING STATION

ASHRAE AMERICAN SOCIETY OF HEATING, REFRIGERATING ANDAIR-CONDITIONING ENGINEERS

BDD (COUNTERBALANCED) BACKDRAFT DAMPER

BFW BOILER FEEDWATER

CD CONDENSATE DRAIN

CFM CUBIC FEET (AIR) PER MINUTE

CHR CHILLED WATER RETURN

CHS CHILLED WATER SUPPLY

CVD (REMOTE) CABLE-CONTROLLED VOLUME DAMPER

CWR CONDENSER WATER RETURN

CWS CONDENSER WATER SUPPLY

DSD DUCT SMOKE DETECTOR

EXH EXHAUST (AIR SYSTEM)

FD FIRE DAMPER

FM FLOW METER

FOB FLAT ON BOTTOM

FOR FUEL OIL RETURN

FOS FUEL OIL SUPPLY

FOT FLAT ON TOP

GPM GALLONS PER MINUTE

GR GLYCOL RETURN

GS GLYCOL SUPPLY

HPS HIGH PRESSURE STEAM / HIGH PRESSURE SUPPLY (AIR SYSTEM)

HR HOUR

HRR HEAT RECOVERY RETURN

HRS HEAT RECOVERY SUPPLY

HVAC HEATING, VENTILATING AND AIR-CONDITIONING

HWR (HEATING) HOT WATER RETURN

HWS (HEATING) HOT WATER SUPPLY

LPS LOW PRESSURE STEAM / LOW PRESSURE SUPPLY (AIR SYSTEM)

MPS MEDIUM PRESSURE STEAM / MEDIUM PRESSURE SUPPLY (AIRSYSTEM)

NA or N/A NOT APPLICABLE

OA OUTSIDE AIR (SYSTEM)

PCR PUMPED CONDENSATE RETURN

PRV PRESSURE REDUCING VALVE

RA RETURN AIR (SYSTEM)

RHG REFRIGERANT HOT GAS

RL REFRIGERANT LIQUID

RS REFRIGERANT SUCTION

RV RELIEF VALVE

SA SUPPLY AIR (SYSTEM)

SD SMOKE DAMPER

SMACNA SHEET METAL AND AIR CONDITIONING CONTRACTOR'S NATIONALASSOCIATION

TYP. TYPICAL

VD VOLUME DAMPER

VFD VARIABLE FREQUENCY DRIVE

06/23/2021

SPECIFICATION SECTIONS:233416 - CENTRIFUGAL HVAC FANS

REMARKS:1. PROVIDE SINGLE POINT POWER CONNECTION.2. EC MOTOR IS FOR BALANCING ONLY; FAN SHALL OPERATE AS CONSTANT VOLUME FAN AT AIRFLOW SHOWN ABOVE.3. PROVIDE SPEED CONTROLLER.

SPECIFICATION SECTIONS:233713 - DIFFUSERS, REGISTERS, AND GRILLES

REMARKS:1. FINAL COLOR SELECTION BY ARCHITECT. VENDOR TO SUBMIT FULL COLOR CHART. 2. LINEAR DEVICE DATA INTENTIONALLY LEFT BLANK FOR NON-LINEAR TYPE DEVICES.

SPECIFICATION SECTION:233600 - AIR TERMINAL UNITS

REMARKS:1. PROVIDE DISCONNECT. COORDINATE WITH ELECTRICAL FOR CIRCUITING.2. PROVIDE SCR CONTROL FOR REHEAT COILS.

SPECIFICATION SECTION:237213 - HEAT WHEEL AIR-TO-AIR ENERGY-RECOVERY EQUIPMENT

REMARKS:1. ENERGY RECOVERY WHEEL AND ASSOCIATED CONTROLS SHALL BE PROVIDED BY RTU-1 MANUFACTURER AS PART OF RTU-1.2. WHEEL SHALL BE BALANCED TO 1885 CFM OF OUTSIDE AIR AND 1185 CFM OF EXHAUST AIR.

SPECIFICATION SECTION:237416.11 - PACKAGED SMALL-CAPACITY ROOFTOP AIR-CONDITIONING UNITS

REMARKS:1. MECHANICAL CONTRACTOR SHALL PROVIDE DISCONNECTS.2. UNIT SHALL BE INSTALLED ON EXISTING STRUCTURAL STEEL FRAME; SEE STRUCTURAL DRAWINGS FOR MORE INFORMATION. DUCTS SHALL DROP DOWN FROM UNIT AND PENETRATE THROUGH ROOF.3. UNIT SHALL BE PROVIDED WITH ENERGY RECOVERY WHEEL AND 5 HP EXHAUST FAN (208 VOLT, 3 PHASE, 16.7 FLA). SEE ENERGY RECOVERY WHEEL SCHEDULE FOR PERFORMANCE DATA.4. PROVIDE RETURN DUCT SMOKE DETECTOR.5. GAS HEATING COIL IS SIZED TO PROVIDE A LAT OF 60F IN CASE OF ENERGY RECOVERY WHEEL MALFUNCTION. REFERENCE SHEET M601 FOR REQUIRED CONTROLS AND SMOKE DETECTOR FUNCTIONALITY.

GENERAL NOTES1. ASSOCIATED SPECIFICATION SECTION: 238239.2. PROVIDE SINGLE POINT POWER CONNECTION.3. PROVIDE FACEPLATE THERMOSTAT; SET TO 70F.

MECHANICAL EQUIPMENT SCHEDULE - FANS

DESIGNATION SERVICE TO TYPE

FAN DATA MOTOR DATA

EMERGENCYPOWER MANUFACTURER MODEL REMARKSAIR FLOW BLADE TYPE

STATIC PRESSURE -TOTAL SPEED (RPM) POWER SPEED (RPM) VOLTS PHASE VFD OR ECM

STARTER /DISCONNECT

AFT/STARTERPROVIDED BY

EF-1 LAB (124) DIRECT DRIVE INLINE 650 CFM BI CENTIRIFUGAL 0.36 in-wg 1583 0.17 hp 1725 208 V 1 ECM YES MECHANICAL NO GREENHECK SQ-95-VG 1, 2

EF-2 NTWRK (132) CEILING EXHAUST 250 CFM FORWARDCURVED

CENTRIFUGAL

0.25 in-wg 1000 0.10 hp 1000 115 V 1 NO YES MECHANICAL NO GREENHECK SP-A 250 1, 3

MECHANICAL EQUIPMENT SCHEDULE - GRILLES, REGISTERS AND DIFFUSERS

UNIT TAG

TYPE SERVICE TO MOUNTING DATA CONSTRUCTION DATA LINEAR DEVICE DATA SELECTION BASED ON

REMARKSG R D SA RA EA TA CEILING DUCT WALL SHAPE MATERIAL COLOR

ACCESSORIES PATTERN

# SLOTS SLOT SIZE ACTIVE LENGTH CONTINUOUS MANUFACTURER MODELVOLUME DAMPER REMOTE CABLE OPERATOR 1-W 2-W 3-W 4-W E/R

E-1 X X X SQUARE STEEL PER ARCH. X TUTTLE & BAILEY T75D-LT 1, 2

E-2 X X X RECTANGULAR STEEL PER ARCH. X TUTTLE & BAILEY T75D 1, 2

R-1 X X X SQUARE STEEL PER ARCH. X TUTTLE & BAILEY T75D-LT 1, 2

R-T75D X X X RECTANGULAR STEEL PER ARCH. X TUTTLE & BAILEY T75D 1, 2

S-1A X X X SQUARE, 6" NECK STEEL PER ARCH. X TUTTLE & BAILEY T1100 1, 2

S-1B X X X SQUARE, 8" NECK STEEL PER ARCH. X TUTTLE & BAILEY T1100 1, 2

S-1C X X X SQUARE, 10" NECK STEEL PER ARCH. X TUTTLE & BAILEY T1100 1, 2

S-1D X X X SQUARE, 12" NECK STEEL PER ARCH. X TUTTLE & BAILEY T1100 1, 2

S-2 X X X RECTANGULAR STEEL PER ARCH. X TUTTLE & BAILEY MA 1, 2

S-3 X X X RECTANGULAR ALUMINUM PER ARCH. X TUTTLE & BAILEY AMA 1, 2

S-4 X X X LINEAR ALUMINUM PER ARCH. X 4 1/2" 48" TUTTLE & BAILEY 6000-S-050-4-60 1


ISSUE

PROJECT NUMBER

1

A

23456

AB

CD

E

13456 2

BC

DE

TEMPLATE 2020.C.1



SCHEDULES


M002

2.200348



INSULATION SCHEDULEAPPLICATION LOCATION THICKNESS (IN.) INSULATION TYPE REMARKS

SUPPLY AIR SYSTEMS (ALL)

AHU TO VAV TERMINAL ALL OUTDOORS 2" EXTERNAL RIGID FIBERGLASS WITH ALUMAGUARD JACKET SPECIFIED IN SECTION 230713

AHU TO VAV TERMINAL CONCEALED: RTU TO TERMINAL BOX 1-1/2" 1 LB/CF. DENSITY BLANKET SPECIFIED IN SECTION 230713

AHU TO VAV TERMINAL EXPOSED: RTU TO TERMINAL BOX 1-1/2" 1 LB/CF. DENSITY BLANKET SPECIFIED IN SECTION 230713

VAV TERMINAL TO SUPPLY GRILLE ALL 1-1/2" 1 LB/CF. DENSITY BLANKET SPECIFIED IN SECTION 230713

RETURN SYSTEMS (ALL)

GRILLE TO RTU CONCEALED 1-1/2" 1 LB/CF. DENSITY BLANKET (NONE IF PLENUM RETURN SYSTEM) SPECIFIED IN SECTION 230713

GRILLE TO RTU ALL OUTDOORS 2" EXTERNAL RIGID FIBERGLASS WITH ALUMAGUARD JACKET SPECIFIED IN SECTION 23071

SPECIFICATION SECTIONS: 230713 - DUCT INSULATION

SCHEDULE - AIR VOLUME CONTROL VALVE SCHEDULEIDENTITY DATA COOLING AIRFLOW REHEAT DATA - AIRSIDE ELECTRICAL DATA SELECTION BASED ON

REMARKSDESIGNATION SERVICE TYPE INLET SIZE MAXIMUM MINIMUM

MAXIMUMHEATINGAIRFLOW EAT LAT

AIRSIDEPRESSURE

DROP

ELECTRICREHEAT COIL

VOLTAGE PHASE FREQUENCY MANUFACTURER MODELCAPACITY

TB-01 101 CONFERENCE SINGLE DUCT - ELEC. REHEAT 8" 300 CFM 100 CFM 300 CFM 55.0 °F 86.5 °F 0.30 in-wg 3.0 kW 208 V 3 60 Hz TITUS DESV ER 1, 2

TB-2a 110 OPEN OFFICE SINGLE DUCT - ELEC. REHEAT 10" 665 CFM 150 CFM 335 CFM 55.0 °F 92.5 °F 0.30 in-wg 4.0 kW 208 V 3 60 Hz TITUS DESV ER 1, 2

TB-2b 110 OPEN OFFICE SINGLE DUCT - ELEC. REHEAT 10" 665 CFM 150 CFM 335 CFM 55.0 °F 92.5 °F 0.30 in-wg 4.0 kW 208 V 3 60 Hz TITUS DESV ER 1, 2

TB-2c 110 OPEN OFFICE SINGLE DUCT - ELEC. REHEAT 10" 665 CFM 150 CFM 335 CFM 55.0 °F 92.5 °F 0.30 in-wg 4.0 kW 208 V 3 60 Hz TITUS DESV ER 1, 2

TB-2d 110 OPEN OFFICE SINGLE DUCT - ELEC. REHEAT 10" 665 CFM 150 CFM 335 CFM 55.0 °F 92.5 °F 0.30 in-wg 4.0 kW 208 V 3 60 Hz TITUS DESV ER 1, 2

TB-03 HR OFFICES SINGLE DUCT - ELEC. REHEAT 6" 200 CFM 65 CFM 130 CFM 55.0 °F 91.3 °F 0.30 in-wg 2.0 kW 208 V 3 60 Hz TITUS DESV ER 1, 2

TB-04 MARKETING OFFICES SINGLE DUCT - ELEC. REHEAT 6" 200 CFM 65 CFM 160 CFM 55.0 °F 94.3 °F 0.30 in-wg 2.0 kW 208 V 3 60 Hz TITUS DESV ER 1, 2

TB-05 108 COLLAB SINGLE DUCT - ELEC. REHEAT 10" 515 CFM 170 CFM 485 CFM 55.0 °F 90.7 °F 0.30 in-wg 5.5 kW 208 V 3 60 Hz TITUS DESV ER 1, 2

TB-06 ENVIRONMENTAL OFFICES SINGLE DUCT - ELEC. REHEAT 6" 155 CFM 50 CFM 155 CFM 55.0 °F 95.6 °F 0.30 in-wg 2.0 kW 208 V 3 60 Hz TITUS DESV ER 1, 2

TB-07 121 OPEN OFFICE SINGLE DUCT - ELEC. REHEAT 8" 425 CFM 140 CFM 240 CFM 55.0 °F 94.3 °F 0.30 in-wg 3.0 kW 208 V 3 60 Hz TITUS DESV ER 1, 2

TB-08 122 BREAK/ALL HANDS SINGLE DUCT - ELEC. REHEAT 10" 690 CFM 230 CFM 560 CFM 55.0 °F 91.5 °F 0.30 in-wg 6.5 kW 208 V 3 60 Hz TITUS DESV ER 1, 2

TB-09 123 PLOT ROOM SINGLE DUCT - ELEC. REHEAT 6" 315 CFM 65 CFM 160 CFM 55.0 °F 94.3 °F 0.30 in-wg 2.0 kW 208 V 3 60 Hz TITUS DESV ER 1, 2

TB-10 124 LAB SINGLE DUCT - ELEC. REHEAT 8" 680 CFM 125 CFM 450 CFM 55.0 °F 89.9 °F 0.30 in-wg 5.0 kW 208 V 3 60 Hz TITUS DESV ER 1, 2

SCHEDULE - ENERGY RECOVERY WHEEL

DESIGNATION SERVICE TO

OUTDOOR AIR SUPPLY AIR EXHAUST AIR (FROM BUILDING) EXHAUST AIR (TO BUILDING DISCHARGE) MOTOR DATA SELECTION BASED ON

REMARKSEAT SUMMER

(DB)EAT SUMMER

(WB)EAT WINTER

(DB)EAT WINTER

(WB)SUMMER LAT

(DB)SUMMER LAT

(WB)WINTER LAT

(DB)WINTER LAT

(WB)SUMMER EAT

(DB)SUMMER EAT

(WB)WINTER EAT

(DB)WINTER EAT

(WB)SUMMER LAT

(DB)SUMMER LAT

(WB)WINTER LAT

(DB)WINTER LAT

(WB) RPMMOTORPOWER MANUFACTURER MODEL

ERW-1 RTU-1 91.0 °F 74.0 °F 10.0 °F 9.0 °F 81.6 °F 68.2 °F 60.5 °F 47.5 °F 80.0 °F 67.0 °F 70.0 °F 53.0 °F 90.6 °F 73.6 °F 12.1 °F 12.0 °F 1075 0.167 hp AAON EERC-5262C 1, 2

SCHEDULE - PACKAGED DX AIR HANDLING UNIT

DESIGNATION LOCATION SERVICE

SUPPLY FAN DATA DX COOLING COIL DATA HEATING DATA

FILTER MERVRATING

ELECTRICAL DATA SELECTION BASED ON

REMARKS

AIRFLOW STATIC PRESSURE FAN MOTOR

AIRFLOW

EAT LAT CAPACITY

EERPRESSURE

DROP

NATURAL GAS

AIRFLOW EAT LAT VOLTAGE PHASE MCA MOCPSTARTER /

DISCONNECT PROVIDED BY MANUFACTURER MODELMAX MIN OA MIN EXTERNAL TOTAL QUANTITY POWER RPM VOLTAGE PHASE FLA VFD DB WB DB WB TOTAL SENSIBLEINPUT

CAPACITYOUTPUT

CAPACITY

RTU-1 LOW ROOF 1ST FLOOR 5000 CFM 1760 CFM 1450 CFM 3.500 in-wg 4.560 in-wg 1 7.5 hp 1760 208 V 3 24.2 A YES 5000 CFM 81.6 °F 68.2 °F 53.5 °F 53.4 °F 218400 Btu/h 148600 Btu/h 12.4 0.100 in-wg 270000 Btu/h 218700 Btu/h 4400 CFM 60.5 °F 106.5 °F 13 208 V 3 111.0 A 125.0 A DISCONNECT MECH AAON RN-018 1, 2, 3, 4, 5

MECHANICAL EQUIPMENT SCHEDULE - ELECTRIC HEATERS

DESIGNATION TYPE TOTAL CAPACITY

AIR DATA ELECTRICAL DATA SELECTION BASED ON

REMARKSAIR FLOWLEAVING AIR

TEMPERATURE KW VOLTAGE PHASE FREQUENCY MANUFACTURER MODEL

UH-1 WALL (RECESSED) 6800 Btu/h 160 CFM 130 °F 2.0 kW 208 V 1 60 Hz MARKEL H3052T2DWB 1, 2, 3

06/23/2021

1 2 3 4

5 6 7 8 9

10

23.002

(E) UH

(E) RTU(ON ROOF)

(E) RTU(ON ROOF)

(E) RTU(ON ROOF)

23.003

23.004

23.004

23.004

2D

M111

23.007

(E) CU

23.001

23.008

1 2 3 4

5 6 7 8 9

10

23.005

23.006


2. PATCH ALL CUTTING OR DRILLING OF FINISHED WALLS, CEILINGS AND FLOORS. 3. UNLESS SPECIFICALLY NOTED, REMOVE ALL HVAC SYSTEMS IN THEIR ENTIRETY.

THIS INCLUDES BUT IS NOT LIMITED TO EQUIPMENT, THERMOSTATS, TERMINAL UNITS, DUCTWORK, PIPING, AIR DEVICES, AND ALL ASSOCIATED COMPONENTS AND SUPPORTS. PATCH AND REPAIR ALL AREAS THAT ARE TO REMAIN WHERE ITEMS WERE ATTACHED OR SUPPORTED.

4. COORDINATE EXTENT OF DEMOLITION WITH NEW WORK IN ALL LOCATIONS WHERE MECHANICAL COMPONENTS ARE TO REMAIN.

5. CONTRACTOR TO REMOVE ANY MECHANICAL COMPONENTS WITHIN WALLS INDICATED TO BE DEMOLISHED ON ARCHITECTURAL DEMOLITION PLANS.

6. PROTECT ALL EQUIPMENT TO REMAIN FROM DAMAGE DURING DEMOLITION. PROVIDE TEMPORARY COVERS AND CAP ENDS OF ALL PIPING AND DUCTWORK AT COMPLETION OF PARTIAL DEMOLITION.

7. COORDINATE WITH ELECTRICAL DEMOLITION BEFORE REMOVING DUCTWORK CONTAINING SMOKE DETECTORS OR EQUIPMENT, DEVICES, AND SYSTEMS HAVING ELECTRICAL CONNECTIONS.


ISSUE

PROJECT NUMBER

1

A

23456

AB

CD

E

13456 2

BC

DE

TEMPLATE 2020.C.1



FIRST FLOOR PLAN -DEMOLITION


M101

2.200348



N

S

W

E160.00°

0' 4' 8' 24'20'16'12'

1/8" =1'-0"

SCALE: 1/8" = 1'-0"6A FIRST FLOOR HVAC PLAN - DEMOLITION

KEY NOTE LEGEND

23.001 ALL DUCTWORK AND DIFFUSERS IN THIS AREA ARE EXISTING TO REMAIN.

23.002 REMOVE AND RETAIN EXISTING WAREHOUSE HEATER. EXISTING EXHAUST FLUEAND FUEL SUPPLY PIPING SHALL REMAIN. CLEAN AND REFURBISH HEATER TOLIKE-NEW CONDITION. RELOCATE TO LOADING AREA (114), AS INDICATED IN NEWWORK PLAN. RECONNECT TO EXISTING EXHAUST FLUE AND FUEL PIPING.

23.003 EXISTING EXHAUST DUCT UP TO EXISTING EXHAUST FAN. TO REMAIN.

23.004 EXISTING SUPPLY AND RETURN DUCTS UP TO EXISTING ROOFTOP UNIT TOREMAIN. CONTRACTOR SHALL VERIFY EXACT SIZE/LOCATIONS.

23.005 DISCONNECT AND REMOVE EXISTING ROOFTOP UNIT AND ALL CONNECTEDDUCTWORK, CONTROLS, AND ACCESSORIES. STRUCTURAL DUNNAGE SHALLREMAIN FOR REUSE DURING NEW CONSTRUCTION.

23.006 DISCONNECT AND REMOVE EXISTING UTILITY SET EXHAUST FAN AND ALLCONNECTED DUCTWORK, CONTROLS, AND ACCESSORIES. PATCH AND SEALROOF OPENING.

23.007 RECOVER REFRIGERANT, THEN DISCONNECT EXISTING CONDENSING UNIT ANDSTORE FOR REUSE IN NEW CONSTRUCTION.

23.008 REMOVE EXISTING RETURN GRILLE AND REINSTALL IN NEW CEILING GRID INNEW CONSTRUCTION PHASE.

SCALE: 1/16" = 1'-0"6D ROOF HVAC PLAN - DEMOLITION

GENERAL NOTES - DEMOLITION

06/23/2021

1 2 3 45 6 7

8 9

10

T

SPRINKLER

103A

CONFERENCE

101

RECEPTION

100

OPENOFFICE

110

LOADINGAREA

114

LAB

124

HR - J.GILBERT

105

HR - H.GODSEY

120

ACCT - L.DAVIS

106

SDI - C.HOWARD

119

MARKETING -BD MGR

107

UTILITIESFUTURE

118

MARKETING -BD MGR

108

TEAM ROOM

117

STORAGE

115

SPRINKLERCLOSET

103

WELLNESS

139

STORAGE

140

PANELROOM

142

WOMEN'S RR

137

EXISTINGMEN'S RR

141

IT

130

FUTUREOFFICE

135

IT STORAGE

133

FUTUREOFFICE

134

SURVEY

127

GEOTECH

126

JANITOR

131NTWRK

132UNISEX RR

136

NOT INCONTRACT,

VIF

500

OPENOFFICE

125

OPENOFFICE

121

ENVIR - S.NATHELLA

112

ENVIR - M.LAWLESS

116

PLOT ROOM

123

COLLAB

109

BREAK / ALLHANDS

122

CLOSET

129

CLOSET

128

CORRIDOR

138(w)

CORRIDOR

102

CORRIDOR

111

23.101

23.10123.101

6x6 S-2

60 CFM

6x6 S-2

30 CFM

6ø S-1A

70 CFM

6ø S-1A

55 CFM

8ø S-1B

140 CFM

8ø S-1B

215 CFM

8ø S-1B

105 CFM

(TYP. 4)

6ø S-1A

50 CFM

6ø S-1A

100 CFM

6ø S-1A

100 CFM

8ø S-1B

200 CFM

6ø S-1A

90 CFM

6ø S-1A

50 CFM

6x6 S-3

50 CFM

TB-01

6ø S-1A

55 CFM6ø S-1A

55 CFM

6ø S-1A

55 CFM

6ø S-1A

55 CFM

TB

-2a

TB

-2b

TB

-2c

TB

-2d

10ø S-1C

295 CFM10ø S-1C

295 CFM

10ø S-1C

295 CFM

10ø S-1C

295 CFM

23.105

23.10523.10523.105

10ø SA

14x14 SA

(E) UH

(E) RTU(ON ROOF)

(E) RTU(ON ROOF)

(E) RTU(ON ROOF)

23.108

23.109

6x6 E-2

70 CFM

8x8 EXH

14x14 SA12x10 SA

14x14 SA

10x10 SA

6ø S-4

150 CFM

6ø S-4

150 CFM

6ø S-1A

105 CFM

8ø S-1B

170 CFM

8ø S-1B

150 CFM

10ø S-1C

340 CFM

6ø S-1A

50 CFM

6ø S-1A

60 CFM

6ø S-1A

55 CFM

10ø S-1C

260 CFM

10ø S-1C

260 CFM6ø S-1A

55 CFM

6ø S-1A

85 CFM6ø S-1A

55 CFM

6ø S-1A

55 CFM

8x8 SA

14x14

8x8 SA 6x6 R-1

45 CFM

23.102

23.102

23.102

15x15 R-1

750 CFM

6x6 R-1

45 CFM6x6 R-1

80 CFM6x6 R-1

90 CFM

6x6 R-1

90 CFM

12ø SA14x14 SA16x16 SA12ø SA

12x12 SA

12x14 SA

8x8 SA

EF-1

14x14 E-1

175 CFM

18x12 EXHAUST LOUVERBASED ON GREENHECK ESD-435MINIMUM 1.0 SQ. FT. FREE AREA.PROVIDE BACKDRAFT DAMPER.

BDD

TB

-06

TB

-03

TB

-04

TB

-05

8x8 S

A

12x10 S

A

10x12 S

A

TB

-09

TB-10

TB-07

10x8 SA

6ø SA

8ø SA

10ø SA

6ø SA 10ø SA

6ø SA

10ø SA

10ø SA

12ø SA

8ø SA

10ø S-1C

295 CFM

10ø S-1C

295 CFM

10ø S-1C

295 CFM

10ø S-1C

295 CFM

8x10 SA

6x6 RA14x14 RA

8x8 SA8x8 SA

8x8 SA

10x10 SA

12x12 SA

10ø SA

10ø SA6ø SA

6ø SA

6ø SA

6ø SA

6ø SA

6ø SA6ø SA

10ø SA 10ø SA

14x14 SA14x14 SA

14x14 SA

10ø SA 10ø SA

TB-08

10x10 SA

TB-08

T

T

TB-04

TB-03

T

TTB-01

TB-2a

T T T T

TB-2b TB-2c TB-2d

TB-05 T

T

TB-06

TB-10TB-07 T T TB-09

T

T

T

T

T

(TYP. 2)

14x14 SA

8x8 SA

6x8 RA 6x6 RA

2D

M111

22x16 SA

EF-2

UH-112ø S-1D

390 CFM

UH-1

23.107

23.107

(TYP. 2)

DISCHARGE TO PLENUM.

T EF-2

23.110

(E) CU

6ø S-1A

100 CFM

8x8 S

A

(TYP. 2)

10x8 SA

6x6 S-2

30 CFM

(E) AHU

23.112

23.10923.109

23.11723.117

6x6 E-2

30 CFM

8x8 EXH

8ø S-1B

200 CFM

14x12 RA

14x14 RA

23.1186x6 R-1

100 CFM

15x15 R-1

905 CFM

23.103

28x20 RA

23.119

1 2 3 4

5 67

8 9

10

RTU-1

(E) FAN

(E)RTU

(E)RTU(E)RTU

23.104

2D

M111

23.113 23.114

23.116 23.116

23.115

UNDERSIDE OF ROOF

18' - 1"LOADING DOCK SIDES

15' - 11"

UNDERSIDE OF

STRUCTURE

11' - 6"

RTU-1

20x50 RA

20x38 SA

23.111

1. PROVIDE ALL MATERIALS AND EQUIPMENT AND PERFORM ALL LABOR REQUIRED TO INSTALL COMPLETE AND OPERABLE MECHANICAL SYSTEMS AS INDICATED ON THE DRAWINGS, AS SPECIFIED AND AS REQUIRED BY CODE.


3. INSTALL ALL MECHANICAL EQUIPMENT AND APPURTENANCES IN ACCORDANCE WITH MANUFACTURER'S RECOMMENDATIONS, CONTRACT DOCUMENTS AND APPLICABLE CODES AND REGULATIONS.

4. COORDINATE ALL EQUIPMENT CONNECTIONS WITH MANUFACTURERS' CERTIFIED DRAWINGS. COORDINATE AND PROVIDE ALL DUCT AND PIPING TRANSITIONS REQUIRED FOR FINAL EQUIPMENT CONNECTIONS TO FURNISHED EQUIPMENT. FIELD VERIFY AND COORDINATE ALL DUCT AND PIPING DIMENSIONS PRIOR TO FABRICATION.

5. WORK SHALL BE ACCURATELY LAID OUT WITH REFERENCE TO THE ARCHITECTURAL DRAWINGS AND IN COOPERATION WITH OTHER TRADES, WHICH SHALL AFFORD MAXIMUM ACCESSIBILITY FOR OPERATION, MAINTENANCE AND HEADROOM. FAILURE TO COORDINATE WORK WITH OTHER TRADES SHALL NOT BE CONSIDERED AS A BASIS FOR EXTRA COST CHANGES.

6. WHERE PLENUMS ARE USED FOR SUPPLY, RETURN, EXHAUST, RELIEF OR VENTILATION SYSTEMS, MATERIALS WITHIN THE PLENUMS SHALL BE NONCOMBUSTIBLE OR SHALL BE LISTED AND LABELED AS HAVING A FLAME SPREAD INDEX OF NOT MORE THAN 25 AND A SMOKE-DEVELOPED INDEX OF NOT MORE THAN 50 WHEN TESTED IN ACCORDANCE WITH ASTM E 84 OR UL 723.

7. DIMENSIONS SHOWN ON DRAWINGS FOR DUCTWORK ARE INSIDE CLEAR.8. ALL DUCTWORK, INCLUDING FIRE DAMPERS, SHALL BE SEALED AND TESTED FOR

LEAKS PRIOR TO COVERING WORK.9. PATCH ALL CUTTING OR DRILLING OF FINISHED WALLS, CEILINGS AND FLOORS.10. DIFFUSER AND GRILLE LOCATIONS TO BE COORDINATED WITH ARCHITECTURAL

CEILING PLAN. ANY CEILING MOUNTED DIFFUSERS OR GRILLES WHICH DO NOT MATCH CEILING TILE SIZES ARE TO BE MOUNTED IN CENTER OF TILE.

11. CONTRACTOR SHALL INSTALL ANY BALANCING DEVICE NECESSARY TO ACHIEVE PROPER ADJUSTING AND BALANCING OF MECHANICAL SYSTEMS.

12. REFRIGERANT PIPING SHALL BE SIZED IN ACCORDANCE WITH MANUFACTURER'S RECOMMENDATIONS.

13. RUNOUTS TO DIFFUSERS / GRILLES SHALL BE THE SAME SIZE AS THE DIFFUSER / GRILLE NECK SIZE UNLESS OTHERWISE NOTED.


ISSUE

PROJECT NUMBER

1

A

23456

AB

CD

E

13456 2

BC

DE

TEMPLATE 2020.C.1



FIRST FLOOR AND LOWROOF PLANS - NEW WORK


M111

2.200348



SCALE: 1/8" = 1'-0"6A FIRST FLOOR HVAC PLAN - NEW WORK

KEY NOTE LEGEND

23.101 CONNECT TO EXISTING SPLIT SYSTEM AIR HANDLING UNIT SERVINGRECEPTION AREA.

23.102 CONNECT TO EXISTING ROOFTOP UNIT SUPPLY/RETURN DUCT RISERS.CONTRACTOR SHALL VERIFY EXACT SIZE/LOCATION AND MAY BE REQUIREDTO ADJUST ROUTING ACCORDINGLY.

23.103 CAP FOR FUTURE VAV BOX IN LOADING AREA.

23.104 SET RTU-1 ON EXISTING STRUCTURAL DUNNAGE. CONTRACTOR TO REUSEEXISTING ROOF PENETRATION TO ROUTE SUPPLY AND RETURN DUCTDOWN INTO BUILDING (SEE DETAIL ON M501). SET UNIT TO MAINTAINMINIMUM 10'-0" CLEARANCE FROM EXISTING EXHAUST FAN.

23.105 SLOPE DUCT DOWN TO FOLLOW SLOPE OF ROOF.

23.107 PROVIDE 2KW, 208V MARKEL ELECTRIC UNIT HEATER. MODEL NUMBER:H3052T2DWB. ELECTRIC HEATER TO BE WALL RECESSED.

23.108 EXISTING UNIT HEATER. REINSTALL IN LOADING AREA (114). RECONNECTTO EXISTING EXHAUST FLUE AND FUEL SUPPLY PIPING. MATCH EXISTINGDUCT / PIPE MATERIALS AND SIZES.

23.109 BALANCE EXISTING EXHAUST GRILLES SO THAT EACH RESTROOM HAS 150CFM OF EXHAUST AIRFLOW.

23.110 RECONNECT CONDENSING UNIT STORED DURING DEMOLITION PHASE.EXTEND REFRIGERANT PIPING INTO BUILDING AND RECONNECT TOEXISTING AIR HANDLER. RECHARGE REFRIGERANT AND PROVIDE NEW LINEDRIER FILTER PER MANUFACTURER RECOMMENDATIONS.

23.111 ROUTE NEW SUPPLY AND RETURN DUCT WITHIN EXISTING ROOF OPENING.COORDINATE FINAL DUCT SIZE WITH EXISTING ROOF OPENING. SEALAROUND DUCTS AND INSULATION PER DETAIL ON M501.

23.112 BALANCE UNIT TO 1000 CFM SUPPLY AIR, 100 CFM OUTSIDE AIR, AND 900CFM RETURN AIR.

23.113 BALANCE ROOFTOP UNIT TO 1200 CFM SUPPLY AIR, 150 CFM OUTSIDE AIR,AND 1050 CFM RETURN AIR.



23.116 CONTRACTOR TO PROVIDE OUTSIDE AIR INTAKE HOOD AND DAMPERCOMPATIBLE WITH TRANE 4YCC4036 ROOFTOP UNIT.

23.117 CONNECT 8" DUCT TO EXISTING SUPPLY DIFFUSER IN RESTROOM. BALANCEEACH DIFFUSER TO TO 100 CFM.

23.118 BALANCE EXISTING DIFFUSERS IN THIS AREA TO A TOTAL OF 1075 CFM.

23.119 REINSTALL EXISTING RETURN GRILLE REMOVED DURING DEMO PHASE.

SCALE: 1/8" = 1'-0"6D ROOF PLAN - NEW WORK

N

S

W

E160.00°

0' 4' 8' 24'20'16'12'

1/8" =1'-0"

SCALE: 1/8" = 1'-0"2D RTU DUCT SECTION

GENERAL NOTES - MECHANICAL

06/23/2021

FLEXIBLE DUCT - SAME DIAMETER AS DIFFUSER INLET. 5'-0" MAXIMUM LENGTH,FULLY SUPPORTED TO PREVENT COLLAPSE.

45° TAKEOFF WITH MANUAL VOLUME DAMPER.

DUCT STRAP HANGER, ATTACHED TO STRUCTURE. PROVIDE ENOUGH

HANGERS TO ENSURE PROPER SUPPORT TO PREVENT FLEXIBLE

DUCT COLLAPSE.

CEILING

CEILING DIFFUSER

SUPPLY DUCT

R = 1.5 x DUCT DIAMETER

VD

90° TEE

NOTE: TEE APPLIES TO BOTH SUPPLY AND RETURN

(PREFERED OFFSET)

90° RADIUS ELBOWS

DUCT OFFSETS

NOTE: USE WITH DUCTS WITH WIDTH (W) LESS THAN OR EQUAL TO 12". FOR WIDTH (W) GREATER THAN 12", USE MITERED ELBOW WITH VANES.

ROUND DUCT TAKEOFF

BRANCH DUCT OR DIFFUSER RUNOUT DUCT

MAIN TRUNK

CONNECTION LENGTH EQUAL TO 25% BRANCH DUCT WIDTH.

SUPPLY

RETURN / EXHAUST

D

D

1.5 x D

X Y

YX

20° MAX

W

W WW

WW

R=

W

R=

Wx2

W

W

R=WR=

Xx2

(MINIMUM 4")

RECTANGULAR DUCT TAKEOFF

(ACCEPTABLE WHERE ROOM IS NOT AVAILABLE FOR FULL RADIUS BENDS)

DUCT TAKEOFF FROM RECTANGULAR MAIN

ALL THREADED GALVANIZED

HANGER RODS

TOP VIEW

SIDE VIEW

VAV BOX

SHEET METAL DUCT RUN-OUT, SIZE AS SHOWN ON DRAWINGS.

45° LOW LOSS TAP

INSTALL A MINIMUM OF 3 DIAMETERS OF STRAIGHT RUN

OF DUCT AT INLET OF BOX.

LOW PRESSURE DUCT TO DIFFUSERS. SIZE AS

SHOWN ON DRAWINGS.

VAV BOX

NOTE:THIS DETAIL APPLIES TO ALL TYPES OF TERMINAL BOXES.

SHEET METAL CLOSURE BETWEEN DUCTS

ROOF CURB BASE

ROOFING SYSTEM

DUCT INSUL.

FULLY ADHERED ROOFING MEMBRANE

DUCT WATERPROOFING OVERLAPPED AND SEALED TO

ROOFING BASE FLASH.

DUCT WATERPROOFING MEMBRANE

DUCT WALL

NOTE: DUCT INSULATION AND WATERPROOFING REMOVED FOR CLARITY.

PRE-FAB INSULATED ROOF CURB

ROOF DECK


ISSUE

PROJECT NUMBER

1

A

23456

AB

CD

E

13456 2

BC

DE

TEMPLATE 2020.C.1



DETAILS


M501

2.200348



NOT TO SCALE

2D CEILING DIFFUSER DUCT CONNECTION DETAIL

NOT TO SCALE

2B LOW VELOCITY DUCT FITTINGS DETAIL

NOT TO SCALE

2A TERMINAL BOX DETAILNOT TO SCALE

4A DUCT PENETRATION DETAIL - MULTIPLE DUCTS THROUGH ROOF

06/23/2021

NC

ENERGY RECOVERY WHEEL

NC

CC

NO

GAS REFRIGERANT

LIQUID REFRIGERANT

OUTSIDE AIR

OA ENTHALPYGLOBAL

EXHAUST AIR

PRE-CONDITIONED OUTDOOR AIR

ENERGYRECOVERY

WHEELMOTOR

EXHAUST FAN

PF-MERV 8

PF-MERV 8

RETURN AIR DAMPER

OUTSIDE AIR UNITISOLATION DAMPER

EXHAUST AIR UNITISOLATION DAMPER

HEAT WHEELBYPASSDAMPER

T

AI

DP

AI

SUPPLY FAN

VFD

AO

V

AO

FZ

DI

T

AI

DP

AI

D

AO

X SD

DI

T/H

AI

T/H

AI

CFM

AI

D

AO

T/H

AI

S/S

DO

CS

DI

ALM

DI

MAGNEHELICS(TYP)

MAGNEHELICS (TYP)

D

AO

D

DO

VFD

AO

RETURN AIR

SUPPLY AIR

NATURAL GAS SUPPLY

V

AO

NATURAL GASHEATEXCHANGER

RTU-1 SEQUENCE OF OPERATIONS:VARIABLE VOLUME ROOFTOP UNIT WITH TOTAL ENERGY WHEEL AND TERMINAL BOXES

NOTE: UNITS SHALL BE EQUIPED WITH UNITARY CONTROLS. NO BAS INTEGRATION REQUIRED. PROVIDE CONTROL POINTS AS SHOWN IN FLOW DIAGRAM TO INTEGRATE WITH UNITARY CONTROLS.

A. GENERAL1. THE UNIT IS DESIGNED TO CONDITION AND VENTILATE THE BUILDING AND

SUPPORTING SPACES. WHEN THE UNIT IS NO SUPPLYING AIR TO THE SPACE, THE UNIT ISOLATION DAMPERS SHALL BE CLOSED.

2. THE SEQUENCE DESCRIBED BELOW CONSISTS OF THREE MODES: SHUTDOWN, OCCUPIED COOLING OR HEATING, AND UNOCCUPIED COOLING OR HEATING.

3. SHUTDOWN MODE IS INTENDED TO DESCRIBE STOPPING THE RTU FANS IN AN ORDERLY MANNER, CLOSING DAMPERS, AND INITIATING SHUTDOWN STATUS AT THE CONTROLLER.

4. OCCUPIED COOLING OR HEATING MODE IS DETERMINED BY THE OCCUPANCY SCHEDULE AND ADJUSTED BY THE OPTIMAL START PROGRAM FROM THE CONTROLLER.

5. EACH FAN SHALL HAVE AN INDEPENDENT VFD.6. IT IS THE INTENT FOR ALL VFD'S TO OPERATE VIA COMMON COMMUNICATION

PROTOCOL. PARAMETERS SHALL BE AVAILABLE AT THE CONTROLLER. 7. ALL SAFETIES OPERATE REGARDLESS OF VFD BYPASS SELECTION, IF PROVIDED.

G. SEQUENCE OF OPERATION - ENTHALPY WHEEL1. THE CONTROLLER SHALL START/STOP WHEEL AND PROVIDE STATUS AND ALARMS

FOR ALL OPERATING FUNCTIONS.2. THE CONTROLLER SHALL SEND A START SIGNAL AND A SUPPLY TEMPERATURE

SETPOINT. 3. WHEEL SHALL STOP AND WHEEL BYPASS DAMPER SHALL OPEN WHEN IN THE

ECONOMIZER SEQUENCE (WHEN OUTDOOR AIR ENTHALPY IS LESS THAN EXHAUST AIR ENTHALPY) OR WHEN FREEZING CONDITIONS ARE DETECTED.

4. ALARMS:a. NO ROTATION ALARMb. REVERSE ROTATION ALARMc. EACH ALARM CAN BE SEPARATELY SET AS A CRITICAL OR A STATUS ALARM.

F. NOTIFICATIONS1. IF THE TEMPERATURE AFTER NATURAL GAS BURNER (LAT) FALLS BELOW 42F (ADJ.),

PROVIDE WARNING TO THE CONTROLLER.2. IF AN ALARM CONDITION IS REGISTERED BY THE UNIT FREEZESTAT (SETPOINT 37F),

THE UNIT SHALL REVERT TO SHUTDOWN MODE.3. IF THE PRODUCTS OF COMBUSTION ARE SENSED BY THE UNIT SMOKE DETECTOR,

THE SYSTEM SHALL REVERT TO SHUTDOWN MODE.4. THE CONTROL PROGRAM SHALL BE CONFIGURED TO PROHIBIT SIMULTANEOUS

OPERATION OF THE GAS BURNER AND COOLING COILS.5. IF RETURN AIR HUMIDITY LEVELS RISE ABOVE 60% (ADJ.), THE UNIT HIGH HUMIDITY

SENSOR SHALL ISSUE AN ALARM TO THE CONTROLLER BUT THE UNIT WILL NOT SHUT DOWN.

6. IF FAN DISCHARGE PRESSURE IN THE UNIT EXCEEDS THE PRESSURE RATING OF THE DUCTWORK, THE FAN SHALL SHUTDOWN.

7. IF FILTER DIFFERENTIAL PRESSURE RISES ABOVE SETPOINT, A DIRTY FILTER INDICATION WILL BE GENERATED AT THE CONTROLLER.

E. SMOKE SHUTDOWN1. IN THE EVENT THAT SMOKE IS PRESENT IN THE RETURN AIR DUCT:

a. AN AUXILIARY CONTACT IN THE RETURN AIR DUCT SMOKE DETECTOR SHALL OPEN DE-ENERGIZING THE AUTO-MAINTAINED POWER SUPPLY TO THE FAN'S STARTER OR VFD OF THE RTU CAUSING THE FAN TO SHUT OFF.

b. THE CONTROLLER SHALL SHUT DOWN THE RELIEF AIR FAN UPON SHUTDOWN OF THE SUPPLY AIR FAN IN THE UNIT.

c. SMOKE DETECTOR CONTACTS SHALL BE WIRED IN SERIES IN THE FAN MOTOR STARTER CIRCUIT.

d. THE MECHANICAL CONTRACTOR SHALL PROVIDE AND TERMINATE THE HARD-WIRED CONNECTIONS FROM ANY DETECTOR RELAY (FURNISHED BY FIRE ALARM CONTRACTOR, INSTALLED BY MECHANICAL CONTRACTOR) TO THE ASSOCIATED FAN TO BE SHUT DOWN.

C. OCCUPIED MODE1. HEATING OR COOLING:

a. AT THE PREDETERMINED OPTIMUM START TIME, AS DETERMINED BY THE CONTROLLER (SCHEDULE), THE RTU WILL BE ENABLED. THE RTU RETURN DAMPER REMAIN OPEN FULLY. THE EXHAUST AIR AND OUTSIDE AIR DAMPERS SHALL REMAIN CLOSED. MORNING WARMUP OR COOLDOWN SEQUENCE TO BE INITIATED.

b. THE CONTROLLER SHALL NEXT COMMAND RTU TO RUN AFTER ISOLATION DAMPER END SWITCHES INDICATE ISOLATION DAMPERS ARE OPEN. THE UNIT ISOLATION DAMPERS SHALL REMAIN CLOSED WHEN THE UNIT IS NOT RUNNING.

c. THE SUPPLY FAN VFD SHALL MODULATE THE SUPPLY FAN SPEED TO MAINTAIN A DUCT STATIC PRESSURE SETPOINT (ADJ, SEE SCHEDULE) AS SENSED BY A STATIC PRESSURE SENSOR LOCATED 2/3 WAY DOWN THE SUPPLY DUCT.

d. THE EXHAUST FAN SHALL FOLLOW THE SAME SCENARIO, MAINTAINING THE BUILDING STATIC PRESSURE. NEXT THE CONTROLLER WILL INITIATE EITHER AN OCCUPIED MORNING WARMUP OR OCCUPIED MORNING COOLDOWN.

e. DURING MORNING WARMUP, THE CONTROLLER SHALL MODULATE THE NATURAL GAS BURNER TO ACHIEVE DISCHARGE SETPOINT. AFTER THE DISCHARGE SETPOINT IS ACHIEVED AND RETURN AIR FROM THE TERMINAL ZONES REACHES THE PREDETERMINED ROOM SETPOINT (69oF, ADJ.), THE CONTROLLER SHALL COMMAND THE TWO POSITION, MINIMUM OA DAMPER OPEN.

f. DURING MORNING COOLDOWN, THE COMPRESSOR SHALL CYCLE ON AND OFF TO MAINTAIN DISCHARGE AIR TEMPERATURE AT DISCHARGE TEMPERATURE SETPOINT (STARTUP SETPOINT 63F, ADJ.). THE RTU CONTROLLER SHALL RESET THE SUPPLY AIR TEMPERATURE SETPOINT 1oF COLDER EVERY 10 MINUTES (ADJ.) UNTIL THE SUPPLY TEMPERATURE IS AT THE OPERATING SETPOINT TEMPERATURE (INITIAL SETPOINT 59F, ADJ.). IF THE RETURN AIR RELATIVE HUMIDITY RISES ABOVE 50%, THE 10-MINUTE CYCLE SHALL REPEAT AT THE SAME TEMPERATURE.

g. THE EXHAUST AIR FAN SHALL BE MODULATED TO MAINTAIN SPACE STATIC PRESSURE AS SENSED BY THE STATIC DIFFERENTIAL SENSOR (INITIAL SETPOINT +0.05" W.C., ADJ.). THE RETURN AIR DAMPER AND OUTSIDE AIR DAMPER SHALL OPERATE INVERSELY TO MAINTAIN A NEGATIVE AHU "MIXING BOX" SETPOINT (-0.02" W.C., ADJ.). DURING NORMAL OPERATION, THE EXHAUST AIR FAN SHALL OPERATE AT MINIMUM OA FLOWRATE.

h. THE DEFAULT MODE FOR OUTSIDE AIR IS THROUGH THE ENERGY RECOVERY WHEEL.

i. WHEN OUTSIDE AIR IS AVAILABLE FOR COOLING PURPOSES (ECONOMIZER CYCLE, BASED ON OUTDOOR AIR ENTHALPY COMPARED TO THE RETURN AIR ENTHALPY), THE OUTSIDE AIR DAMPER, EXHAUST DAMPER, AND ECONOMIZER ISOLATION DAMPER SHALL MODULATE OPEN. THE RETURN AIR DAMPER SHALL MODULATE CLOSED. IN ADDITION, THE ENERGY RECOVERY WHEEL SHALL STOP, THE ENERGY WHEEL BYPASS DAMPERS SHALL OPEN, THE EXHAUST AIR FAN SHALL ADJUST ITS AIRFLOW TO MAINTAIN BUILDING PRESSURE (SETPOINT +0.05" W.C., ADJ.). IF DISCHARGE TEMPERATURE CANNOT MEET DISCHARGE TEMPERATURE SETPOINT, AND THE OA DAMPER HAS REACHED 100% OPEN FOR AN APPROPRIATE TIME, THE DIRECT EXPANSION COIL (COMPRESSOR) WILL ASSIST IN ACHIEVING DISCHARGE SETPOINT. ECONOMIZER SHALL ONLY BE ENABLED WHEN THERE IS NOT A CALL FOR RTU HEATING.

j. ON A RISE IN SUPPLY AIR TEMPERATURE ABOVE SETPOINT AND THE NATURAL GAS BURNER OFF, THE COMPRESSOR SHALL CYCLE ON AND OFF TO MAINTAIN THE SUPPLY AIR TEMPERATURE SETPOINT (INITIAL SETPOINT 55oF RESET THE DISCHARGE SETPOINT UPWARDS TO 60oF WHENEVER OA TEMP < 35F, BOTH ADJ.).

k. ON A FALL BELOW SUPPLY AIR TEMPERATURE SETPOINT, AND THE COMPRESSOR IS OFF AND THE OUTSIDE AIR DAMPER IS AT ITS MINIMUM, THE NATURAL GAS BURNER SHALL MODULATE BETWEEN ITS FULLY OPEN AND FULLY CLOSED POSITIONS TO MAINTAIN SUPPLY TEMPERATURE SETPOINT.

B. SHUTDOWN MODE1. WHEN THE UNIT IS INDEXED FOR SHUTDOWN MODE, THE UNIT'S SUPPLY AND

EXHAUST FANS SHALL STOP. THE UNIT'S RETURN AIR DAMPER SHALL OPEN FULLY. EXHAUST AIR AND OUTSIDE AIR ISOLATION DAMPERS SHALL CLOSE.

2. THE COMPRESSOR AND CONDENSER FAN MOTORS SHALL STOP AND THE NATURAL GAS VALVE SHALL CLOSE.

3. A SIGNAL SHALL BE SENT TO THE CONTROLLER INDICATING SHUTDOWN WITH AN ERROR MESSAGE IDENTIFYING THE CONDITION.

4. THE SYSTEM SHALL BE INDEXED TO SHUTDOWN MODE IF ANY ONE OR MORE OF THE FOLLOWING CONDITIONS ARE MET:a. A SHUTDOWN SIGNAL FROM THE CONTROLLER b. AN ALARM FROM THE RTU'S RETURN SMOKE DETECTOR.c. AN ALARM CONDITION FROM THE RTU FREEZESTAT, THE OA DAMPER CLOSES

COMPLETELY AND RETURN DAMPER OPENS COMPLETELY.5. AN ALARM CONDITION FROM THE HIGH DISCHARGE STATIC PRESSURE LIMIT (ADJ.)

DP

AI

BUILDING PRESSURE+0.05" (ADJ)

FF-MERV 13

MAGNEHELICS(TYP)

CFM

AI

D. UNOCCUPIED MODE1. HEATING OR COOLING:

a. WHEN THE CONTROLLER SCHEDULE INDICATES THAT THE BUILDING IS IN UNOCCUPIED MODE, THE SUPPLY AND EXHAUST FAN SHALL STOP, THE EXHAUST AIR AND OUTSIDE AIR DAMPERS SHALL CLOSE, AND THE RETURN DAMPER SHALL OPEN IN FULL RECIRCULATION POSITION.

b. THE SPACE TEMPERATURE SETPOINTS SHALL REVERT TO THEIR SETBACK SETPOINTS (80F COOLING AND 64F HEATING, ADJ.).

c. IF THERE IS A CALL FOR HEATING OR COOLING FROM A ZONE, THE UNIT SUPPLY FAN SHALL MODEULATE TO MAINTAIN THE STATIC PRESSURE SETPOINT. THE SUPPLY FAN SHALL SHUTDOWN ONCE THE ZONE TEMPERATURE IS SATISFIED.

PF-MERV 13

MAGNEHELICS (TYP)

BDD

EXHAUST

SEQUENCE OF OPERATION - GENERAL EXHAUST FANS1. FAN CONTROL (EXISTING RESTROOM FAN)

A. AFTER THE INITIAL START-UP TIME, EXHAUST FANS SHALL RUN CONTINUOUSLY.

B. THE FAN SHALL RUN DURING OCCUPIED TIMES AND SHUT DOWN DURING UNOCCUPIED TIMES.

2. FAN CONTROL (EF-1, LAB OVEN EXHAUST FAN)A. AFTER THE INITIAL START-UP TIME, EXHAUST FANS SHALL RUN

CONTINUOUSLY.B. THE FAN SHALL RUN UNLESS SHUT DOWN BY DISCONNECT SWITCH

SINCE OVENS MAY OPERATE 24/7.3. FAN CONTROL (EF-2)

A. FAN SHALL CYCLE ON/OFF WITH THERMOSTAT LOCATED IN ROOM.B. WHEN ROOM TEMPERATURE EXCEEDS 80F, THE FAN SHALL CYCLE ON.C. WHEN ROOM TEMPERATURE DROPS BELOW 80F, THE FAN SHALL CYCLE

OFF.

ALM ALARM

AFMS /FS AIR FLOW MONITORING STATION

AI ANALOG INPUT

AO ANALOG OUTPUT

VFD VARIABLE FREQUENCY DRIVE

CO2 CARBON DIOXIDE (PARTS PER MILLION)

CFM AIR FLOW (CUBIC FEET PER MINUTE)

CC COOLING COIL

D DAMPER CONTROL

DI DIGITAL INPUT

DO DIGITAL OUTPUT

DP DIFFERENTIAL PRESSURE

ES DAMPER END SWITCH

FS FLOW SWITCH

H HUMIDITY

HP HIGH PRESSURE

L HIGH LEVEL LIMIT

M MOTOR OPERATOR

SD SMOKE DETECTOR

S SPEED

SAP STATIC AIR PRESSURE SENSOR

SF SPEED FEEDBACK

SOAP STATIC OUTSIDE AIR PRESSURE SENSOR

SP STATIC PRESSURE

S/S START / STOP

ST STATUS

T TEMPERATURE

V VALVE

ABBREVIATIONS

ABBREVIATION DESCRIPTION

LEGEND

DESCRIPTIONSYMBOL

X

AI

DPANALOG INPUT - DIFFERENTIAL PRESSURE INDICATION

AI

TANALOG INPUT - TEMPERATURE INDICATION

AI

T/HANALOG INPUT - TEMPERATURE / HUMIDITY INDICATION

AI

CFMANALOG INPUT - UNIT AIRFLOW INDICATION

AO

DANALOG OUTPUT - DAMPER SIGNAL

AO

VANALOG OUTPUT - VALVE SIGNAL

AO

VFDANALOG OUTPUT - VFD SPEED SIGNAL

DI

AFDIGITAL INPUT - AIRFLOW PROOF INDICATION

DI

ESDIGITAL INPUT - END SWITCH INDICATION

DI

FLTDIGITAL INPUT - FILTER STATUS

DI

FZDIGITAL INPUT - FREEZE PROTECTION INDICATION

DI

HHDIGITAL INPUT - HIGH HUMIDITY INDICATION

DI

HPDIGITAL INPUT - HIGH PRESSURE INDICATION

DI

SDDIGITAL INPUT - SMOKE INDICATION

DI

CSDIGITAL INPUT - STATUS INDICATION

DO

DDIGITAL OUTPUT - DAMPER SIGNAL

DO

S/SDIGITAL OUTPUT - START/STOP SIGNAL

SENSOR PROVIDED BY FIRE DEVICE CONTRACTOR

AO

SCRANALOG OUTPUT - SILICON CONTROLLED RECTIFIER SIGNAL

HC HEATING COIL

RHC REHEAT COIL

SPACE THERMOSTAT

PRIMARY AIR

T

AI

CFM

AI

D

AO

T

AI

SUPPLY AIR

LIMITS OF TERMINAL UNIT

ELEC. REHEAT COIL

SEQUENCE OF OPERATIONSVAV TERMINAL UNITS, NO FAN, ELECTRIC REHEAT COIL. NO BAS INTEGRATION REQUIRED

1. UNOCCUPIED: WHEN THE ZONE SERVED BY THE VAV UNIT IS INDEXED FOR UNOCCUPIED OPERATION (AND OPTIMAL START IS NOT IN OPERATION), THE TERMINAL PRIMARY AIR DAMPER SHALL CLOSE.

a. OPTIMAL START WARM-UP: WHEN THE OPTIMAL START PROGRAM CALLS FOR HEAT, THE OUTSIDE AIR DAMPER IN THE MECHANICAL ROOM SHALL BE SHUT, THE PRIMARY AIR DAMPER SHALL OPEN TO ITS MAXIMUM HEATING POSITION, AND THE TERMINAL BOX ELECTRIC HEATER SHALL MODULATE TO HIGHEST OUTPUT SETTING UNTIL THE ZONE SETPOINT IS SATISFIED. THEN THE VAV TERMINAL UNIT SHALL OPERATE AS DESCRIBED UNDER OCCUPIED OPERATION.

b. OPTIMAL START COOL-DOWN: WHEN THE OPTIMAL START PROGRAM CALLS FOR COOL-DOWN OPERATION, THE PRIMARY AIR DAMPER SHALL OPEN TO ITS MAXIMUM COOL CFM SETPOINT UNTIL THE ZONE SETPOINT IS SATISFIED. THE VAV TERMINAL UNIT SHALL OPERATE AS DESCRIBED UNDER OCCUPIED OPERATION.

c. WHEN IN UNOCCUPIED MODE, THE UNIT SHALL CONTROL AT THE HEATING SETBACK SETPOINT OF 64oF (ADJ.), COOLING SETBACK SETPOINT OF 80oF (ADJ.). WHEN ONE OR MORE ZONE TEMPERATURE SENSOR FALLS OUTSIDE OF THE SETBACK SETPOINT, THE ROOFTOP UNIT FAN SHALL START AND ENGAGE HEATING OR COOLING AS REQUIRED.

2. OCCUPIED: WHEN THE UNIT IS INDEXED FOR OCCUPIED OPERATION, THE UNIT SHALL CONTROL AT THE HEATING SETPOINT OF 70oF (ADJ.), COOL SETPOINT OF 74oF (ADJ.). THE PRIMARY AIR DAMPER SHALL MODULATE BETWEEN THE MAXIMUM HEATING AIRFLOW, MINIMUM AIRFLOW, AND MAXIMUM COOLING AIRFLOW AS SHOWN ON DIAGRAM, THIS SHEET (SEE SCHEDULES FOR AIRFLOW NUMBERS). THE ELECTRIC HEATING COIL SHALL MODULATE TO CONTROL SUPPLY AIR TEMPERATURE SETPOINT.

a. HEATING SUPPLY AIR TEMPERATURE SHALL BE LIMITED TO NO MORE THAN 20 DEGREES HIGHER THAN THE SPACE SETPOINT. THIS SHALL NOT APPLY DURING OPTIMAL START WARM-UP MODE.

3. THE CONTROLS SHALL BE ARRANGED FOR PRESSURE INDEPENDENT OPERATION (I.E., THE DAMPER POSITION SHALL BE SET BY THE FLOW SENSOR, AND THE SPACE TEMPERATURE WILL RESET THE FLOW SENSOR SO THAT PRIMARY AIR CAN BE CONTROLLED INDEPENDENT OF CHANGES IN PRIMARY DUCT PRESSURE).

SCR

AO

MAXIMUM SUPPLY AIR TEMPERATURE (LIMIT TO ZONE SETPOINT +20F)

MAXIMUM HEATING AIRFLOW SETPOINT

MINIMUM AIRFLOW SETPOINT

MAXIMUM COOLING AIRFLOW SETPOINT

AIRFLOW SETPOINT

SCR ELECTRIC HEATER SUPPLY AIR TEMPERATURE SETPOINT (FROM DISCHARGE TEMPERATURE SENSOR)

HEATING LOOP

DEAD BAND

COOLING LOOP

ELECTRIC REHEAT

SINGLE DUCT TERMINAL BOX CONTROL METHODOLOGY(AS REQUIRED BY ASHRAE 90.1-2013 6.5.2.1)


ISSUE

PROJECT NUMBER

1

A

23456

AB

CD

E

13456 2

BC

DE

TEMPLATE 2020.C.1



CONTROLS


M601

2.200348



VARIABLE AIR VOLUME UNIT CONTROL DIAGRAM - RTU-1

EXHAUST FAN CONTROL DIAGRAM

SINGLE DUCT TERMINAL UNIT CONTROL DIAGRAM

06/23/2021

WALL & CEILING BARRIERS

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