Operation & Maintenance Manualcustomers.waspinc.com/Manuals/A227266D Operations... · Equipment...
Transcript of Operation & Maintenance Manualcustomers.waspinc.com/Manuals/A227266D Operations... · Equipment...
Operation & Maintenance Manual
Passenger Stair / Crewstair(A227266D)
April, 2014Revision (0) Date
Ground Support Equipment
© WASP, Inc. PRINTED IN THE U.S.A. Model A227266D
TABLE OF CONTENTS
TABLE OF CONTENTS
FRONT MATTER . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .1
GENERAL INFORMATION AND OPERATING INSTRUCTIONS . . . . . . . . . . . . . . . . . . . . . .19
PREVENTIVE MAINTENANCE . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .41
OVERHAUL PROCEDURES (NOT APPLICABLE) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .67
ILLUSTRATED PARTS LISTS . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .69
MANUFACTURER’S APPENDICES . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .95
WARRANTY . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .107
ALPHABETICAL INDEX . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .111
Equipment Model A227266D I Operation & Maintenance Manual
Equipment Model A227266D II Operation & Maintenance Manual
FRONT MATTER
FRONT MATTER
This Operation & Maintenance Manual was written to give the owner / operator instructions on the safe operationand maintenance of the WASP Inc. equipment. READ AND UNDERSTAND THIS OPERATION & MAINTENANCEMANUAL BEFORE OPERATING YOUR WASP INC. EQUIPMENT.
INTRODUCTION . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .3Safety Notice . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .3Purpose . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .3Scope . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .3Terms . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .3Modifications . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .3Compliances . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .3
SERIAL NUMBER LOCATION . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .4Equipment Serial Number . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .4
TITLE PAGE . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .5Manufacturer’s Information . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .5
RECORD OF REVISIONS . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .6
SAFETY PRECAUTIONS . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .7Safe Operation Is The Operator’s Responsibility . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .7Safe Operation Needs A Qualified Operator . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .7Use Safety Rules . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .8
FIRE PREVENTION . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .8Maintenance . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .8Operation . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .8Electrical . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .8Hydraulic System . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .9Fueling . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .9Starting . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .9Spark Arrester Exhaust System . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .9Welding And Grinding . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .9Fire Extinguishers . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .9
SAFETY IDENTIFICATION . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .10Safety Decals . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .10
TECHNICAL ADVISORIES / BULLETINS . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .15
FEATURES AND ACCESSORIES . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .16Standard Items . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .16Optional Items . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .16
Equipment Model A227266D 1 Operation & Maintenance Manual
Equipment Model A227266D 2 Operation & Maintenance Manual
FRONT MATTER
INTRODUCTION
Thank you for your decision to purchase a passengerstair / crewstair assembly from WASP Inc. To ensuremaximum performance of your equipment, it ismandatory that you thoroughly read and understand theoperation & maintenance manual and follow itsrecommendations. Proper operation and maintenanceare essential to prevent injury or damage and tomaximize equipment life.
Continuous improvement and advancement of WASPInc. products may result in changes to your equipmentthat may not be reflected in this publication. WASP Inc.reserves the right to make product improvements at anytime. Although great care has been taken to ensure theaccuracy of this publication, WASP Inc. does not assumeany liability for errors or omissions.
Safety Notice
Operate and maintain this equipment in a safe mannerand in accordance with all applicable local, state, andfederal codes, regulations and/or laws, and incompliance with on-product labeling and theseinstructions.
Make sure that all personnel have read this operation &maintenance manual and thoroughly understand safeand correct operating and maintenance procedures.
Purpose
The passenger stair / crewstair is used to safely providea means for passenger(s) / crew(s) to get to and from thetarmac to the aircraft.
Scope
This document outlines the specific design andperformance requirements for the use of a WASPpassenger stair / crewstair assembly. The word “must” inthis document indicates a mandatory requirement. Theuse of “should” indicates a recommendation of that whichis advised but not required.
Terms
The terms of this equipment can be found in the warrantysection of this manual. (See WARRANTY on Page 109.)
Modifications
Compliances
This WASP Inc. equipment complies with:
• OSHA Standard: 29 CFR 1910.29 Manual Propelledmobile stands and scaffolds (towers).
• California Code of Regulations Title 8 - Subchapter 7General Industry Safety Orders:
Group 4. General Mobile Equipment and AuxiliariesArticle 23. Mobile Ladder Stands and Scaffolds(Towers)3622. General and3627. Mobile Ladder Stands
Group 1. General Physical Conditions and StructuresOrdersArticle 2. Standard Specification3209. Standard Guardrails and3210 Guardrails at Elevated Locations
Figure 1
The directions left, right, front and rear, as mentionedthroughout this manual, are as viewed from the rear ofthe equipment [Figure 1].
P00070
REARFRONT
LEFT
RIGHT
Equipment Model A227266D 3 Operation & Maintenance Manual
SERIAL NUMBER LOCATION
Equipment Serial Number
Figure 2
The serial number (Item 1) [Figure 2] is located in frontof the right front caster of the passenger stair / crewstairassembly. Always use the serial number of theequipment when requesting service information or whenordering parts. Early or later models (identification madeby serial number) may use different parts, or it may benecessary to use a different procedure in doing a specificservice operation.
P00073
1
Equipment Model A227266D 4 Operation & Maintenance Manual
FRONT MATTER
TITLE PAGE
Manufacturer’s Information
WASP Incorporated
PO Box 249
20631 State Highway 55
Glenwood, MN 56334
Equipment Name: Passenger Stair / Crewstair Assembly
Manual Revision: 0
Publication Date: April 2014
Equipment Model A227266D 5 Operation & Maintenance Manual
RECORD OF REVISIONS
CHANGE DATE
EDITIONREVISION NUMBER
EFFECTED PAGES
CHANGE DESCRIPTION
Equipment Model A227266D 6 Operation & Maintenance Manual
FRONT MATTER
SAFETY PRECAUTIONS
Safe Operation Is The Operator’s Responsibility
WARNINGOperator must have instructions before operatingthe machine. Untrained operators can cause injury ordeath.
W-2013-001
CAUTIONThis notice identifies procedures which must befollowed to avoid damage to the machine.
I-2013-001
DANGERThe signal word DANGER on the equipment and inthe manuals indicates a hazardous situation which, ifnot avoided, will result in death or serious injury.
D-2013-001
WARNINGThe signal word WARNING on the equipment and inthe manuals indicates a potentially hazardoussituation which, if not avoided, could result in deathor serious injury.
W-2013-007
The WASP Inc. equipment must be in good operatingcondition before use.
Safe Operation Needs A Qualified Operator
For an operator to be qualified, he or she must not usedrugs or alcoholic drinks which impair alertness orcoordination while working. An operator who is takingprescription drugs must get medical advice to determineif he or she can safely operate a machine and theequipment.
A Qualified Operator Must Do The Following:
Understand the Written Instructions, Rules andRegulations
• The written instructions from WASP Inc. in thisOperation & Maintenance Manual and machine signs(decals).
• Check the rules and regulations at your location. Therules may include an employer’s work safetyrequirements.
Have Training with Actual Operation
• Operator training must consist of a demonstration andverbal instruction. This training is given by yourdepartment supervisor before the equipment isoperated.
• The new operator must start in an area withoutbystanders and use all the controls until he or she canoperate the equipment safely under all conditions ofthe work area.
Know the Work Conditions
• Know the weight of the materials being handled.Avoid exceeding the equipment load capacities.Reduce the size of load if handling heavy material.
• The operator must know any prohibited uses or workareas.
• Wear tight fitting clothing. Always wear safety glasseswhen operating, doing maintenance or service.
This symbol with a warning statement means:“Warning, be alert! Your safety is involved!”Carefully read the message that follows.
Safety Alert Symbol
Equipment Model A227266D 7 Operation & Maintenance Manual
SAFETY PRECAUTIONS (CONT’D)
Use Safety Rules
• Read and follow instructions on the equipment and inthe equipment’s Operation & Maintenance Manualbefore operating.
• In addition to the design and configuration ofequipment, hazard control and accident preventionare dependent upon the awareness, concern,prudence and proper training of personnel involved inthe operation, transport, maintenance and storage ofequipment.
• Check that the equipment is securely fastened to thetow vehicle (if required).
• Make sure all the equipment controls are in theNEUTRAL position before operating the equipment.
• Operate the equipment according to the Operation &Maintenance Manual.
• When learning to operate the equipment, do it at aslow rate in an area clear of bystanders.
• DO NOT permit personnel to be in the work areawhen operating the equipment.
• DO NOT modify equipment.
• DO NOT make any adjustments or repairs on theequipment while the engine is running.
• Keep shields and guards in place. Replace ifdamaged.
FIRE PREVENTION
Maintenance
The equipment may have components that are at hightemperatures under normal operating conditions. Theprimary source of high temperatures is the engine andexhaust system. The electrical system, if damaged orincorrectly maintained, can be a source of arcs or sparks.
Flammable debris must be removed regularly. Ifflammable debris is allowed to accumulate, it can causea fire hazard.
All fuels, most lubricants and some coolant mixtures areflammable. Flammable fluids that are leaking or spilledonto hot surfaces or onto electrical components cancause a fire.
Operation
Do not use the equipment where exhaust, arcs, sparks orhot components can contact flammable material,explosive dust or gases.
Electrical
Check all electrical wiring and connections for damage.Keep the battery terminals clean and tight. Repair orreplace any damaged part or wires that are loose orfrayed.
Battery gas can explode and cause serious injury. Usethe procedure in the Operation & Maintenance Manualfor connecting the battery and for jump starting. Do notjump start or charge a frozen or damaged battery. Keepany open flames or sparks away from batteries. Do notsmoke in battery charging area.
Equipment Model A227266D 8 Operation & Maintenance Manual
FRONT MATTER
FIRE PREVENTION (CONT’D)
Hydraulic System
Check hydraulic tubes, hoses and fittings for damageand leakage. Never use open flame or bare skin to checkfor leaks. Hydraulic tubes and hoses must be properlyrouted and have adequate support and secure clamps.Tighten or replace any parts that show leakage.
Always clean fluid spills. Do not use gasoline or dieselfuel for cleaning parts. Use commercial nonflammablesolvents.
Fueling
Stop the engine and let it cool before adding fuel. Nosmoking! Do not refuel a machine near open flames orsparks. Fill the fuel tank outdoors.
Starting
Do not use ether or starting fluids on any engine that hasglow plugs. These starting aids can cause explosion andinjure you or bystanders.
Use the procedure in the Operation & MaintenanceManual for connecting the battery and for jump starting.
Spark Arrester Exhaust System
The spark arrester exhaust system is designed to controlthe emission of hot particles from the engine and exhaustsystem, but the muffler and the exhaust gases are stillhot.
Check the spark arrester exhaust system regularly tomake sure it is maintained and working properly. Use theprocedure in the Operation & Maintenance Manual forcleaning the spark arrester muffler (if equipped).
Welding And Grinding
Always clean the equipment, disconnect the battery, anddisconnect the wiring before welding. Cover rubberhoses, battery and all other flammable parts. Keep a fireextinguisher near the equipment when welding.
Have good ventilation when grinding or welding paintedparts. Wear dust mask when grinding painted parts.Toxic dust or gas can be produced.
Dust generated from repairing nonmetallic parts can beflammable or explosive. Repair such components in awell ventilated area away from open flames or sparks.
Fire Extinguishers
Know where fire extinguishers and first aid kits arelocated and how to use them. Inspect the fireextinguisher and service the fire extinguisher regularly.Obey the recommendations on the instructions plate.
Equipment Model A227266D 9 Operation & Maintenance Manual
SAFETY IDENTIFICATION
Safety Decals
P00070
P00074
12
13
14
4
1
11
P00071
1 2 3
1
2
10
11
4
9
8
71
1
4
5
61
Equipment Model A227266D 10 Operation & Maintenance Manual
FRONT MATTER
SAFETY IDENTIFICATION (CONT’D)
Safety Decals (Cont’d)
Safety signs are used to alert the equipment operator ormaintenance person to hazards and information that maybe encountered in the use and maintenance of theequipment. The location and description of the safetysigns are detailed in this section. Please becomefamiliarized with all safety signs installed on the machine/ equipment.
A safety sign may contain more than one hazard paneland more than one avoidance panel.
NOTE: See the numbered (See Safety Decals on Page10.) for the location of each correspondinglynumbered decal.
1. Pinch Point (P211804A)
This safety sign is located six places on the passengerstair / crewstair.
WARNING
CRUSHING HAZARD
Keep fingers and hands out of pinch points whenadjusting and / or moving the equipment.
W-2014-012
2. Towbar / Stabilizer Requirements (P227463A)
This caution sign is located two places on the passengerstair / crewstair towbar.
CAUTIONWhen the towbar is up - engage the stabilizers.When the towbar is down - disengage the stabilizers.
I-2014-002
3. Maximum Speed Limit (H005627)
This safety sign is located on the passenger stair /crewstair towbar.
WARNING
OVERSPEED HAZARD
Do not exceed 5 mph (8 kph) when moving thisequipment.
W-2014-013
Equipment Model A227266D 11 Operation & Maintenance Manual
SAFETY INSTRUCTIONS (CONT’D)
Safety Decals (Cont’d)
4. Do Not Use Due To Wind Speed (P227391A)
This safety sign is located on the passenger stair /crewstair side panel (operator side).
WARNING
AVOID INJURY OR DEATH
Do not use the equipment when wind speeds meet orexceed 52 mph (83.7 kph).
W-2014-015
5. Do Not Move (P227479A)
This safety sign is located on the passenger stair /crewstair side panel (operator side).
WARNING
AVOID INJURY OR DEATH
Do not move the equipment with occupants onboard.W-2014-014
Equipment Model A227266D 12 Operation & Maintenance Manual
FRONT MATTER
SAFETY INSTRUCTIONS (CONT’D)
Safety Decals (Cont’d)
6. Stair Operation (P227479A)
This safety sign is located on the passenger stair /crewstair side panel (operator side).
1. Turn on lights (if needed). (See Turn Lights On onPage 29.)
2. Fully retract right and left sliding guardrails. (SeeSliding Guardrail Extension And Retraction on Page30.)
3. Set platform height to minimum height level for correctaircraft model. (See Stair Raising And Lowering onPage 31.)
4. Position stair at aircraft. (See Stair Positioning AtAircraft on Page 33.)
5. Engage stabilizers. (See Stabilizers Setting AndReleasing on Page 30.)
6. Adjust platform height to aircraft sill. (See StairRaising And Lowering on Page 31.)
7. Fully extend right sliding guardrail. (See SlidingGuardrail Extension And Retraction on Page 30.)
8. Open aircraft door. (See the aircraft’s Operation AndMaintenance Manual.)
9. Extend left sliding guardrail so it does not interferewith the aircraft door. (See Sliding GuardrailExtension And Retraction on Page 30.)
10. Fully retract right and left sliding guardrails. (SeeSliding Guardrail Extension And Retraction on Page30.)
11. Remove stair from aircraft. (See Stair Positioning AtAircraft on Page 33.)
12. Turn off lights. (See Turn Lights On on Page 29.)
7. Open / Close Hydraulic Valve (P227474A)
This decal is located on the passenger stair / crewstairhydraulic tank.
For correct operation. (See Stabilizers Setting AndReleasing on Page 30.) or (See Stair Raising AndLowering on Page 31.)
Equipment Model A227266D 13 Operation & Maintenance Manual
SAFETY INSTRUCTIONS (CONT’D)
Safety Decals (Cont’d)
8. Hydraulic Fluid Level (P227484A)
This decal is located on the passenger stair / crewstairhydraulic tank.
For correct hydraulic fluid level. (See Hydraulic FluidLevel Check on Page 49.)
9. Handle Latch Decal (P061252A)
This safety sign is located on the passenger stair /crewstair height latch handle (both sides).
For correct operation. (See Stair Raising And Loweringon Page 31.)
10. Stair Load Warning (P065750A)
This safety sign is located on the sliding guardrails(platform side).
11. Stair Load Warning (P053867A)
This safety sign is located on the sliding guardrails(platform side).
WARNING
AVOID INJURY OR DEATH
Do not exceed platform maximum weight of 500 lb.(226.8 kg) and complete stair maximum weight of2500 lb. (1133.9 kg).
W-2014-016
12. Stair Load Warning (P068065A)
This safety sign is located on the passenger stair /crewstair five stairs from the platform.
WARNING
AVOID INJURY OR DEATH
Do not exceed platform maximum weight of 500 lb.(226.8 kg) and complete stair maximum weight of2500 lb. (1133.9 kg).
W-2014-016
Equipment Model A227266D 14 Operation & Maintenance Manual
FRONT MATTER
13. Stair Load Warning (P068066A)
This safety sign is located on the passenger stair /crewstair six stairs from the platform.
WARNING
AVOID INJURY OR DEATH
Do not exceed platform maximum weight of 500 lb.(226.8 kg) and complete stair maximum weight of2500 lb. (1133.9 kg).
W-2014-016
14. Stair Load Warning (P068067A)
This safety sign is located on the passenger stair /crewstair seven stairs from the platform.
WARNING
AVOID INJURY OR DEATH
Do not exceed platform maximum weight of 500 lb.(226.8 kg) and complete stair maximum weight of2500 lb. (1133.9 kg).
W-2014-016
Equipment Model A227266D 15 Operation & Maintenance Manual
TECHNICAL ADVISORIES / BULLETINS
NOT APPLICABLE AT
THIS TIME
Equipment Model A227266D 16 Operation & Maintenance Manual
FRONT MATTER
FEATURES AND ACCESSORIES
Standard Items
The passenger stair / crewstair assembly is equippedwith the following standard items:
• Hydraulic Operated Stabilizers
• Adjustable Sliding Guardrails
• Hydraulic Operated Lift Cylinder
• Battery Operated Aircraft Light And Stair Lights
Optional Items
The passenger stair / crewstair assembly is equippedwith the following optional items:
• Swivel Bumper
Equipment Model A227266D 17 Operation & Maintenance Manual
Equipment Model A227266D 18 Operation & Maintenance Manual
GENERAL INFORMATION AND OPERATING INSTRUCTIONS
GENERAL INFORMATION AND OPERATING INSTRUCTIONS
GENERAL INFORMATION AND OPERATING INSTRUCTION SAFETY PRECAUTIONS . .21
PURPOSE OF EQUIPMENT . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .23
GENERAL DESCRIPTION . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .23
MAJOR COMPONENTS . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .24
EQUIPMENT SPECIFICATIONS . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .25Dimensions . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .25Performance . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .26
NORMAL OPERATION . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .27Pre Operation Checklist . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .27Towbar To Tow Vehicle . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .28Turn Lights On . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .29Sliding Guardrail Extension And Retraction . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .30Stabilizers Setting And Releasing . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .30Stair Raising And Lowering . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .31Stair Positioning At Aircraft . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .33Charging Batteries . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .35
SHIPPING AND TRANSPORTATION . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .36Equipment Preparation For Shipping And Transportation . . . . . . . . . . . . . . . . . . . . . . . . .36Lifting The Equipment . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .36Fastening To Trailer . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .37
STORAGE INSTRUCTIONS . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .39Storage . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .39Re-Commissioning . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .39
Equipment Model A227266D 19 Operation & Maintenance Manual
Equipment Model A227266D 20 Operation & Maintenance Manual
GENERAL INFORMATION AND OPERATING INSTRUCTIONS
GENERAL INFORMATION AND OPERATING INSTRUCTION SAFETY PRECAUTIONS
DANGERAVOID SERIOUS INJURY OR DEATH
Before moving the passenger stair / crewstair awayfrom an aircraft, close the aircraft door or place theapproved strap across the aircraft doorway.
D-2014-002
WARNING
CRUSHING HAZARD
• Before moving the tow vehicle / equipment, lookin all directions and make sure no bystanders arein the work area.
• Do not allow anyone between the tow vehicle andthe equipment when backing up to the equipmentfor connecting.
W-2014-005
WARNING
AVOID INJURY OR DEATH
DO NOT move equipment with occupants onboard.W-2014-017
WARNING
CRUSHING HAZARD
Keep fingers and hands out of pinch points whenconnecting and disconnecting equipment.
W-2014-002
WARNING
AVOID INJURY OR DEATH
Use of an unapproved hitch or tow vehicle can resultin loss of control, leading to serious injury or death.Tow vehicle and hitch must have the rated capacityto tow equipment.
W-2014-004
WARNINGVerify that the equipment is securely fastened to thetow vehicle before moving the tow vehicle andequipment.
W-2014-006
WARNING
AVOID INJURY OR DEATH
Confirm the auto latch is firmly in a slot, slidingguardrail latches are in place and the stabilizers areset before passengers or crew are allowed on thepassenger stair / crewstair.
W-2014-019
Equipment Model A227266D 21 Operation & Maintenance Manual
GENERAL INFORMATION AND OPERATING INSTRUCTION SAFETY PRECAUTIONS (CONT’D)
WARNING
AVOID INJURY OR DEATH
As people go onto or come off of the aircraft, theaircraft height may go down (loading) or up(unloading), pay close attention to the following:• The height distance between the aircraft floor
and the stair platform.• The distance between the aircraft door and the
stair platform.W-2014-020
WARNING
AVOID INJURY OR DEATH
DO NOT adjust the stair height with anyone on thestairs.
W-2014-021
WARNING
AVOID INJURY OR DEATH
When external power (110 V) is required, confirm theequipment it is being used for and where theextension cord is being placed is not in water.
W-2014-023
WARNING
AVOID INJURY OR DEATH
Pay attention to surrounding areas to prevent beingcrushed between two pieces of equipment.
W-2013-020
WARNING
AVOID INJURY OR DEATH
Before positioning stairs at the aircraft, confirm theaircraft is properly grounded.
W-2014-022
IMPORTANTThis Passenger Stair / Crewstair is only approved onthe following aircraft models:
• MD-80, B737-800, A319, A321, 757I-2014-003
Equipment Model A227266D 22 Operation & Maintenance Manual
GENERAL INFORMATION AND OPERATING INSTRUCTIONS
PURPOSE OF EQUIPMENT
The passenger stair / crewstair is used to safely providea means for passenger(s) / crew(s) to get to and from thetarmac to the aircraft.
GENERAL DESCRIPTION
For more information on:
• Major Components (See Page 24).
• Dimensions (See Page 25).
• Performance (See Page 26).
This equipment is:
• Approved to provide a means for passenger(s) /crew(s) to get to and from the tarmac to the aircraft.
Equipment Model A227266D 23 Operation & Maintenance Manual
MAJOR COMPONENTS
P00070
CYLINDER
BATTERY CHARGER
AUTO LATCH HANDLE
STABILIZERS (2)
STEP LIGHT (16)
STEP(16)
P00077
P00071
PLATFORM
SLIDING GUARDRAIL
BUMPER
SOLID TIRES (2) HYDRAULIC
TANKELECTRICAL
BOX
SWIVEL CASTERS (2)
HANDRAILS
TOWBAR
SILL HEIGHT INDICATOR
SLIDING GUARDRAIL
PIVOTING PLATFORM
BUMPER
SUPPORT TUBE STORAGE BOX
AIRCRAFT LIGHT
SUPPORT TUBES
Equipment Model A227266D 24 Operation & Maintenance Manual
GENERAL INFORMATION AND OPERATING INSTRUCTIONS
EQUIPMENT SPECIFICATIONS
Dimensions
• Where applicable, specifications conform to SAE and ISO standards and are subject to change without notice.
DESCRIPTION MODEL A227266D
Length, Stair (Towbar Retracted) (A) 232.5 in. (5906 mm)
Length, Towbar (B) 53.5 (1359 mm)
Width, Overall (C) 84.5 in. (2146 mm)
Height (Maximum) (D) 195 in. (4953 mm)
Height, Platform (Minimum) (E) 85 in. (2159 mm)
P00082
CA
E
DB
Equipment Model A227266D 25 Operation & Maintenance Manual
EQUIPMENT SPECIFICATIONS (CONT’D)
Performance
DESCRIPTION MODEL A224777D
Weight 3337 lb. (1513.6 kg)
Capacity 2500lb. (1134 kg) = 500 lb. (227kg) Platform + 2000 lb. (907kg) Staircase
Steering Front Caster Wheels
Running Gear Front Caster Wheels, Rigid Rear Wheels
Tires 4:00 x 8, 3 Stage Solid Tire
Construction Structural Steel Main Frame With Morton Tread Steps
Stabilizing Jacks Hydraulic Stabilizers
Hydraulic Fluid Capacity 2.5 Gal. (9.47 L)
Tow Speed (Maximum) 5 mph (8 kph)
Wind Speed Stability (Maximum) 52 mph (84 kph)
Equipment Model A227266D 26 Operation & Maintenance Manual
GENERAL INFORMATION AND OPERATING INSTRUCTIONS
NORMAL OPERATION
Pre Operation Checklist
WARNING
CRUSHING HAZARD
When any activities are performed under the stair orplatform, the stair must be lowered onto the supporttube holders or support tubes installed.
W-2014-028
1. To check the hydraulic fluid level and tire operation,release the stabilizers. (See Stabilizers Setting AndReleasing on Page 30.)
2. Check hydraulic fluid level. (See Hydraulic Fluid LevelCheck on Page 49.)
3. Check the tires and casters for ease of operation.
4. Install support tubes. (See Support Tubes InstallationAnd Removal on Page 44.)
5. Check the battery connections for tightness and nocorrosion is found.
6. Turn on the lights and check lights for properoperation. (See Turn Lights On on Page 29.) Checkall the lights for proper operation.
7. Check all mounting hardware for all componentsassociated with the passenger stair / crewstair.
8. Check the stair and platform to make sure there areno tripping or slipping hazards.
9. Check the sliding guardrails for proper operation.(See Sliding Guardrail Extension And Retraction onPage 30.)
10. Confirm the rubber pivot bumper operates freely.
11. Remove support tubes. (See Support TubesInstallation And Removal on Page 44.)
Equipment Model A227266D 27 Operation & Maintenance Manual
NORMAL OPERATION (CONT’D)
Towbar To Tow Vehicle
WARNING
AVOID INJURY OR DEATH
Pay attention to surrounding areas to prevent beingcrushed between two pieces of equipment.
W-2013-020
WARNING
CRUSHING HAZARD
Keep fingers and hands out of pinch points whenconnecting and disconnecting equipment.
W-2014-002
WARNING
AVOID INJURY OR DEATH
Always have the stabilizers set when the stairway isnot being moved.
W-2014-018
Connect Towbar To Tow Vehicle:
Figure 3
1. Rotate the towbar (Item 1) [Figure 3] forward, to theextended position.
2. Position the tow vehicle hitch in front of the passengerstair / crewstair towbar.
3. Attach the towbar to the tow vehicle hitch.
4. Release the stabilizers. (See Stabilizers Setting AndReleasing on Page 30.)
P00075
1
Equipment Model A227266D 28 Operation & Maintenance Manual
GENERAL INFORMATION AND OPERATING INSTRUCTIONS
NORMAL OPERATION (CONT’D)
Towbar To Tow Vehicle (Cont’d)
Disconnect Towbar From Tow Vehicle:
1. Disconnect the towbar from the tow vehicle.
2. Set the stabilizers. (See Stabilizers Setting AndReleasing on Page 30.)
Figure 4
3. Rotate the towbar (Item 1) [Figure 4] back, into theretracted position.
Turn Lights On
Figure 5
Rotate the light timer (Item 1) [Figure 5] to the desiredamount of time that lights are required.
NOTE: Do not force the timer to zero (0), this maydamage the timer.
P00076
1
P00101
1
Equipment Model A227266D 29 Operation & Maintenance Manual
NORMAL OPERATION (CONT’D)
Sliding Guardrail Extension And Retraction
Figure 6
Push and hold the sliding guardrail latch (Item 1) downuntil the sliding guardrail latch is above the slidingguardrail slot (Item 2) [Figure 6]].
Figure 7
Move the sliding guardrail (Item 1) [Figure 7] to thedesired location.
Stabilizers Setting And Releasing
Setting:
Figure 8
Place the priority valve handle (Item 1) in theSTABILIZERS position and close the release valve (Item2) [Figure 8].
Figure 9
Pump the hydraulic hand pump (Item 1) [Figure 9] untilthe front casters are slightly off the ground.
Releasing:
Place the priority valve handle (Item 1) in theSTABILIZER position and slowly open the release valve(Item 2) [Figure 8].
NOTE: As the release valve is opened, the stabilizersprings will retract and raise the stabilizers.
P00083
1
2
P00084
1
P00078
1
P00086
1
2
P00079
1
Equipment Model A227266D 30 Operation & Maintenance Manual
GENERAL INFORMATION AND OPERATING INSTRUCTIONS
NORMAL OPERATION (CONT’D)
Stair Raising And Lowering
Raising Stair:
WARNING
AVOID INJURY OR DEATH
DO NOT adjust the stair height with anyone on thestairs.
W-2014-021
Figure 10
Place the priority valve handle (Item 1) in thePLATFORM position and close the release valve (Item 2)[Figure 10].
Figure 11
Pump the hydraulic hand pump (Item 1) [Figure 11] untilthe platform is at the desired height.
WARNING
AVOID INJURY OR DEATH
Confirm the auto latch is firmly in a slot, slidingguardrail latches are in place and the stabilizers areset before passengers or crew are allowed on thepassenger stair / crewstair.
W-2014-019
Figure 12
Confirm the auto latches (Item 1) [Figure 12] are fullyengaged into the slots (both sides) on the X-Frame.
Slowly open the release valve (Item 2) [Figure 10] tolower the X-Frame slot onto the auto latch (Item 1)[Figure 12]. Close the release valve.
NOTE: Do not open the release valve more than 1/2turn when lowering the stair.
P00078
12
P00079
1
P00080
1
Equipment Model A227266D 31 Operation & Maintenance Manual
NORMAL OPERATION (CONT’D)
Raising And Lowering Stair (Cont’d)
Lowering Stair:
WARNING
AVOID INJURY OR DEATH
DO NOT adjust the stair height with anyone on thestairs.
W-2014-021
Figure 13
Place the priority valve handle (Item 1) in thePLATFORM position and close the release valve (Item 2)[Figure 13].
Figure 14
Figure 15
Pump the hydraulic hand pump (Item 1) [Figure 14] untilthe auto latch (Item 1) [Figure 15] is free.
Pull down on the handle (Item 2) [Figure 15] to releasethe auto latch.
Slowly open the release valve (Item 2) [Figure 13] andlower the stair to the desired location.
NOTE: Do not open the release valve more then 1/2turn when lowering the stair. If release valve isopened more than 1/2 turn the pressure reliefvalve may set and prevent the stair fromlowering.
P00078
12
P00079
1
P00081
1
2
Equipment Model A227266D 32 Operation & Maintenance Manual
GENERAL INFORMATION AND OPERATING INSTRUCTIONS
NORMAL OPERATION (CONT’D)
Stair Positioning At Aircraft
DANGERAVOID SERIOUS INJURY OR DEATH
Before moving the passenger stair / crewstair awayfrom an aircraft, close the aircraft door or place theapproved strap across the aircraft doorway.
D-2014-002
WARNING
AVOID INJURY OR DEATH
As people go onto or come off of the aircraft, theaircraft height may go down (loading) or up(unloading), pay close attention to the following:• The height distance between the aircraft floor
and the stair platform.• The distance between the aircraft door and the
stair platform.W-2014-020
WARNING
AVOID INJURY OR DEATH
Confirm the auto latch is firmly in a slot, slidingguardrail latches are in place and the stabilizers areset before passengers or crew are allowed on thepassenger stair / crewstair.
W-2014-019
WARNING
AVOID INJURY OR DEATH
DO NOT adjust the stair height with anyone on thestairs.
W-2014-021
WARNING
AVOID INJURY OR DEATH
Before positioning stairs at the aircraft, confirm theaircraft is properly grounded.
W-2014-022
IMPORTANTThis Passenger Stair / Crewstair is only approved onthe following aircraft models:
• MD-80, B737-800, A319, A321, 757I-2014-003
IMPORTANTWhen the passenger stair / crewstair is not in use,position the passenger stair / crewstair safely awayfrom aircraft.
I-2014-004
Equipment Model A227266D 33 Operation & Maintenance Manual
NORMAL OPERATION (CONT’D)
Stair Positioning At Aircraft (Cont’d)
Placing Passenger Stair / Crewstair To Aircraft:
1. Turn on lights (if needed). (See Turn Lights On onPage 29.)
2. Fully retract right and left sliding guardrails. (SeeSliding Guardrail Extension And Retraction on Page30.)
Figure 16
3. Set platform height to minimum height level (Item 1)[Figure 16] for correct aircraft model. (See StairRaising And Lowering on Page 31.)
NOTE: The example above shows the platform heightindicator (Item 1) [Figure 16] set for a MD-80with the platform at it’s lowest setting for thataircraft type.
4. Position stair at aircraft.
5. Set stabilizers. (See Stabilizers Setting AndReleasing on Page 30.)
6. Adjust platform height to aircraft sill. (See StairRaising And Lowering on Page 31.)
7. Fully extend right sliding guardrail. (See SlidingGuardrail Extension And Retraction on Page 30.)
8. Open aircraft door. (See the aircraft’s Operation AndMaintenance Manual for correct procedure.)
9. Extend left sliding guardrail so it does not interferewith the aircraft door. (See Sliding GuardrailExtension And Retraction on Page 30.)
The passenger stair / crewstair is ready for use.
Remove Passenger Stair / Crewstair From Aircraft:
DANGERAVOID SERIOUS INJURY OR DEATH
Before moving the passenger stair / crewstair awayfrom an aircraft, close the aircraft door or place theapproved strap across the aircraft doorway.
D-2014-002
1. Fully retract right and left sliding guardrails. (SeeSliding Guardrail Extension And Retraction on Page30.)
2. Release stabilizers. (See Stabilizers Setting AndReleasing on Page 30.)
3. Move stair from aircraft.
4. Lower the stair. (See Lowering Stair: on Page 32.)
5. Set stabilizers. (See Stabilizers Setting AndReleasing on Page 30.)
NOTE: The lights will turn off automatically.P00085
1
Equipment Model A227266D 34 Operation & Maintenance Manual
GENERAL INFORMATION AND OPERATING INSTRUCTIONS
NORMAL OPERATION (CONT’D)
Charging Batteries
WARNING
AVOID INJURY OR DEATH
When external power (110 V) is required, confirm theequipment it is being used for and where theextension cord is being placed is not in water.
W-2014-023
NOTE: The battery charger is removed to easily showhow to operate it.
Figure 17
NOTE: The battery charger knob (Item 1) [Figure 17]has been placed and set (unable to move) byWASP Inc.
Figure 18
Plug an extension cord (110 V) into the battery box (Item1) [Figure 18].
After plugging in the extension cord, through the batterybox window (Item 2) [Figure 18] the following may beseen:
• Normal Charging: Green light (Item 2) flashing andDC ampere meter (Item 3) [Figure 17] indicates morethan zero amps.
• Normal Full Charged: Green light (Item 2) on and DCampere meter (Item 3) [Figure 17] indicates zeroamps. Disconnect extension cord.
• Abnormal Charging: Red light (Item 4) flashing andDC ampere meter (Item 3) [Figure 17] indicates morethan zero amps.
• Abnormal Charging: Red light (Item 4) on and DCampere meter (Item 3) [Figure 17] indicates morethan zero amps.
NOTE: Any abnormal charging, troubleshoot thecharger. (See Battery ChargerTroubleshooting (Model 1JYV1A) onPage 104.)
P00087
1
2
3
4
P00100
12
Equipment Model A227266D 35 Operation & Maintenance Manual
SHIPPING AND TRANSPORTATION
Equipment Preparation For Shipping And Transportation
Use a proper lifting device to support the weight of stairand platform.
Figure 19
Remove the mounting hardware (Item 1) from the upperx-frame. Lower the x-frame (Item 2) [Figure 19].
Remove the mounting hardware (Item 3) [Figure 19]from the upper cylinder mount. Lower the cylinder (Item4) [Figure 19].
Lifting The Equipment
NOTE: It is recommended to have a second person toguide the forklift / passenger stair/crewstairinto place.
Fully lower the stair. (See Lowering Stair: on Page 32.)
NOTE: Use a properly rated forklift while liftingpassenger stair / crewstair. (See the forklift’sOperation And Maintenance manual.) and(See EQUIPMENT SPECIFICATIONS onPage 25.)
For forklift operation, (See the forklift’s Operation AndMaintenance Manual.)
Figure 20
Spread the forklift tines (Item 1) [Figure 20] to themaximum width.
Align the center of the forklift with the electrical box (Item2) [Figure 20]. Drive the forklift forward until the forklifttines are under the opposite side of the running gear.
P00160
11
3
24
P00158
1
2
Equipment Model A227266D 36 Operation & Maintenance Manual
GENERAL INFORMATION AND OPERATING INSTRUCTIONS
SHIPPING AND TRANSPORTATION (CONT’D)
Lifting The Equipment (Cont’d)
Figure 21
Lift the stair (Item 1) [Figure 21] slightly off the ground.
Confirm the stair is balanced on the forklift tines. Ifnecessary, lower the stair and adjust the forklift to thestair.
Raise the stair to the desired height.
Fastening To Trailer
WARNINGAVOID INJURY OR DEATH
Follow all federal, state and local laws andregulations while transporting equipment.
W-2014-011
Fully lower the stair. (See Lowering Stair: on Page 32.)
Use proper straps to prevent the stair from moving duringtransportation.
Figure 22
Rotate both casters (Item 1) [Figure 22] parallel to thelength of the trailer.
Place planks (Item 2) [Figure 22] on the front and rearsides of the casters (Item 1). Fasten the planks onto thetrailer bed.
Properly secure the towbar (Item 3) to the running gear(Item 4) [Figure 22].
P00159
1
P00154
1
2
4
3
Equipment Model A227266D 37 Operation & Maintenance Manual
SHIPPING AND TRANSPORTATION (CONT’D)
Fastening To Trailer (Cont’d)
Figure 23
Place a strap in front of the rear tires, over the runninggear (Item 1) [Figure 23].
Figure 24
Place a strap behind the front casters, over the runninggear (Item 1) [Figure 23].
NOTE: Be careful not to damage the hydraulic hoseswhen securing the stair to the trailer.
Figure 25
Place a strap through the sliding guardrails (Item 1)[Figure 25].
Secure and tighten all straps to the trailer.
P00156
1
P00155
1
P00157
1
Equipment Model A227266D 38 Operation & Maintenance Manual
GENERAL INFORMATION AND OPERATING INSTRUCTIONS
STORAGE INSTRUCTIONS
Storage
Sometimes it may be necessary to store your WASP Inc.equipment for an extended period of time. Below is a listof items to perform before storage.
• Thoroughly clean the equipment.
• Lubricate the equipment.
• Inspect all welds on the equipment for wear anddamage.
• Check for loose hardware, missing guards, ordamaged parts.
• Check for damaged or missing decals. Replace ifnecessary.
• Place the equipment in a dry protected shelter.
• Place the equipment flat on the ground.
Re-Commissioning
After the WASP Inc. equipment has been in storage, it isnecessary to follow a list of items to return the equipmentto service.
• Be sure all shields and guards are in place.
• Lubricate the equipment.
• Operate equipment, check for correct function.
Equipment Model A227266D 39 Operation & Maintenance Manual
Equipment Model A227266D 40 Operation & Maintenance Manual
MAINTENANCE AND REPAIR
PREVENTIVE MAINTENANCE
MAINTENANCE AND REPAIR SAFETY PRECAUTIONS . . . . . . . . . . . . . . . . . . . . . . . . . . .43
GENERAL OVERVIEW . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .43Passenger Stair / Crewstair Components . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .43
PREPARE FOR MAINTENANCE . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .44Support Tubes Installation And Removal . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .44
PREVENTATIVE MAINTENANCE . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .45Battery Condition Check . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .45Decal, Reflector Inspection . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .47Steps, Sliding Guardrail And Platform Inspection . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .47Hydraulic Fluid Level Check . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .49Hydraulic System Inspection . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .50Electrical System Inspection . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .51Towbar Inspection . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .52Tire Inspection . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .52Lubrication Locations . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .53Lubrication . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .54
MAINTENANCE PROCEDURES . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .56Towbar Hold-Up Device Adjustment Leveling . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .56Wheel Replacement . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .57Stabilizer Replacement . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .58Light Assembly Replacement . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .60
SPECIFICATIONS . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .61Settings . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .61Lubricants . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .61Torque Values . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .62
TROUBLESHOOTING . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .63Chart . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .63
SYSTEM SCHEMATICS . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .64Electrical Schematic . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .64Hydraulic Schematic . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .65
Equipment Model A227266D 41 Operation & Maintenance Manual
Equipment Model A227266D 42 Operation & Maintenance Manual
MAINTENANCE AND REPAIR
MAINTENANCE AND REPAIR SAFETY PRECAUTIONS
WARNING
CRUSHING HAZARD
Keep fingers and hands out of pinch points whenconnecting and disconnecting equipment.
W-2014-002
WARNING
CRUSHING HAZARD
When any activities are performed under the stair orplatform, the stair must be lowered onto the supporttube holders or support tubes installed.
W-2014-028
WARNING
AVOID INJURY OR DEATH
Use of an unapproved hitch or tow vehicle can resultin loss of control, leading to serious injury or death.Tow vehicle and hitch must have the rated capacityto tow equipment.
W-2014-004
GENERAL OVERVIEW
The following are the major components that allow safeand efficient aircraft entering and exiting of passengersand crew.
Passenger Stair / Crewstair Components
Steps:
Sixteen steps allow aircraft entering and exiting ofpassengers and crew.
Hydraulic Lift:
Hydraulic lift allows the passenger stair / crewstair to beused on several different aircraft types.
Stabilizers:
Two stabilizers prevent the passenger stair / crewstairfrom moving when passengers / crew are using the stair.
Electrical System:
Battery powered electrical system provides lighting onthe steps and lighting below the platform.
Tires:
Four solid tires allow for ease of transportation of thepassenger stair / crewstair.
Towbar:
The towbar connects the passenger stair / crewstair to atow vehicle.
Equipment Model A227266D 43 Operation & Maintenance Manual
PREPARE FOR MAINTENANCE
Support Tubes Installation And Removal
Installation:
NOTE: Always install the support tubes whenperforming service or maintenanceunderneath the passenger stair / crewstairwhen it is in the raised position.
Park the stair on flat level surface.
Raise the stair until the support tubes can be installed.(See Stair Raising And Lowering on Page 31.)
Figure 26
Remove the support tubes (Item 1) [Figure 26] from thesupport tube storage box.
Figure 27
Place the support tubes (Item 1) onto the support tubeholders (Item 2) [Figure 27].
Lower the stair (Item 3) [Figure 27] onto the supporttubes. (See Lowering Stair: on Page 32.)
Removal:
Raise the stair until the support tubes can be removed.(See Stair Raising And Lowering on Page 31.)
Figure 28
Remove the support tubes (Item 1) from the support tubeholders (Item 2) [Figure 28].
Figure 29
Place the support tubes (Item 1) [Figure 29] into thesupport tube storage box.
P00108
1
P00107
1
2
P00112
3
P00107
1
2
P00107
1
2
P00108
1
Equipment Model A227266D 44 Operation & Maintenance Manual
MAINTENANCE AND REPAIR
PREVENTATIVE MAINTENANCE
NOTE: The preventative maintenance schedule isbased on the passenger stair / crewstair useof 200 hours or 8 weeks whichever comesfirst. Except the battery condition checkwhich is done monthly.
Battery Condition Check
Prepare stair for maintenance. (See PREPARE FORMAINTENANCE on Page 44.)
Figure 30
Open electrical box cover (Item 1) [Figure 30].
WARNING
AVOID INJURY OR DEATH
• Always disconnect the negative battery terminalsfirst.
• Always connect the positive battery terminalsfirst.
W-2014-025
Figure 31
NOTE: Mark all wires for ease of reconnectingterminals to the battery.
Disconnect all wiring from batteries terminals (Item 1)[Figure 31].
Remove the batteries from the electrical box.
Using water and clean towel, clean the battery box.Check the battery box for damage.
Figure 32
Using water, baking soda and a brush, clean the batteryposts (Item 1) [Figure 32].
Remove the battery caps (Item 2) [Figure 32].
P00106
1
P00106
1
1
P00109
1
2
Equipment Model A227266D 45 Operation & Maintenance Manual
PREVENTATIVE MAINTENANCE (CONT’D)
Battery Condition Check (Cont’d)
Figure 33
Check the water level in each cell (Item 1) [Figure 33].
If any of the cells are low fill with distilled water to thebottom of the hole(s).
Figure 34
Install the battery caps (Item 1) [Figure 34].
WARNING
AVOID INJURY OR DEATH
• Always disconnect the negative battery terminalsfirst.
• Always connect the positive battery terminalsfirst.
W-2014-025
Figure 35
Install the batteries into the electrical box.
Connect all wiring to both the batteries terminals (Item 1)[Figure 35].
Close electrical box cover.
P00110
1
P00109
1
P00106
1
1
Equipment Model A227266D 46 Operation & Maintenance Manual
MAINTENANCE AND REPAIR
PREVENTATIVE MAINTENANCE (CONT’D)
Decal, Reflector Inspection
Check all decals and reflectors for condition. (See SafetyDecals on Page 10.)
Replace decals and reflectors as necessary.
Steps, Sliding Guardrail And Platform Inspection
Prepare stair for maintenance. (See PREPARE FORMAINTENANCE on Page 44.)
Figure 36
Remove the five screws (Item 1) and tread grip sheet(Item 2) [Figure 36].
Figure 37
Flip over the tread grip sheet (Item 1) [Figure 37].
Check rub strip (Item 2) [Figure 37] for any areas thatare worn or damaged.
Measure the thickness of the rub strip (Item 2) [Figure37] using one of the following procedures:
• Measure the thickness of the tread grip sheet and rubstrip (Item 3) [Figure 37] together. The minimumthickness allowed is 0.50 in. (12.7 mm).
• Measure the thickness of the rub strip (Item 4)[Figure 37] together. The minimum thickness allowedis 0.18 in. (4.6 mm).
Replace rub strip if damaged or does not meet theminimum thickness.
Installation: Install tread grip sheet (Item 2) and fivescrews (Item 1) [Figure 36].
P00152
2
11111
A
DETAIL A OF SECTION AA
P00153
1
2
2 43
A A
Equipment Model A227266D 47 Operation & Maintenance Manual
PREVENTATIVE MAINTENANCE (CONT’D)
Steps, Sliding Guardrail And Platform Inspection (Cont’d)
Figure 38
Inspect the bumper (Item 1) and pivot (Item 2) [Figure38] operation. Ensure all components are secure andthat all hardware is thoroughly tightened. Replace anydamaged or worn parts.
Figure 39
Inspect the bumpers (Item 1) and sliding guardrails (Item2) [Figure 39] mounting hardware for being loose,damaged or missing.
Check the sliding guardrails (Item 2) [Figure 39] foroperations. (See Sliding Guardrail Extension AndRetraction on Page 30.)
Figure 40
Inspect the following components of the x-frame / autolatch area:
• Auto latch system: Inspect the latch (Item 1), springsand handle (Item 2) [Figure 40] operation. Ensure allcomponents are secure and that all hardware isthoroughly tightened. Replace any damaged or wornparts.
• X-frame: Inspect the x-frame (Item 4) [Figure 40] forcracked and/or damaged structure. Ensure allcomponents are secure and that all hardware isthoroughly tightened. Replace any damaged or wornparts.
Figure 41
Inspect stairs (Item 1) [Figure 41] for loose, damaged,missing mounting hardware or worn non-skid material.
Inspect the two guardrails (Item 2) [Figure 41] andmounting hardware for being loose, damaged or missing.
P00113
2
1
P00084
1 2
P00114
1
2
34
P00115
1
2
Equipment Model A227266D 48 Operation & Maintenance Manual
MAINTENANCE AND REPAIR
PREVENTATIVE MAINTENANCE (CONT’D)
Hydraulic Fluid Level Check
Park the stair on flat level surface.
Fully lower the stair. (See Lowering Stair: on Page 32.)
Fully release the stabilizers. (See Stabilizers Setting AndReleasing on Page 30.)
Figure 42
Open the hydraulic tank cap (Item 1) [Figure 42].
Figure 43
Visually check the hydraulic fluid level. Fill hydraulic fluidlevel as required with Dexron® III or equivalent.
NOTE: Hydraulic fluid level should be up to thebottom of the hydraulic tank filler (Item 1)[Figure 43].
Close the hydraulic tank cap (Item 1) [Figure 42].P00105
1
P00151
1
Equipment Model A227266D 49 Operation & Maintenance Manual
PREVENTATIVE MAINTENANCE (CONT’D)
Hydraulic System Inspection
Prepare stair for maintenance. (See PREPARE FORMAINTENANCE on Page 44.)
Figure 44
Inspect the stabilizers (Item 1) (both) and hydraulic hoses(Item 2) [Figure 44] for signs of leaks and for mountinghardware being loose, damaged or missing.
Figure 45
Inspect the cylinder (Item 1) [Figure 45] and hydraulichose for signs of leaks and for mounting hardware beingloose, damaged or missing.
NOTE: When inspecting the cylinder, check there isno oil dripping from breather (Item 2) [Figure45]. It may be a sign of internal leakage.Replace cylinder or install repair kit.
Figure 46
Inspect the hydraulic tank (Item 1), release valve (Item2), priority valve (Item 3) and hand pump (Item 4) [Figure46] and hydraulic hoses for signs of leaks or damage.Ensure all components are secure and that all hardwareis thoroughly tightened. Replace any damaged parts.P00116
1 2
P00117
1
2
P000794
1
23
Equipment Model A227266D 50 Operation & Maintenance Manual
MAINTENANCE AND REPAIR
PREVENTATIVE MAINTENANCE (CONT’D)
Electrical System Inspection
Figure 47
Rotate the light timer (Item 1) [Figure 47] clockwise tothe desired setting for light operation.
NOTE: It is recommended not to force the timer tozero (0), this may damage the timer.
Figure 48
Check the stair lights (Item 1) [Figure 48] (16) foroperation and mounting hardware for being loose,damaged or missing.
Figure 49
Check the aircraft light (Item 1) [Figure 49] for operationand mounting hardware for being loose, damaged ormissing.
P00101
1
P00115
1
P00118
1
Equipment Model A227266D 51 Operation & Maintenance Manual
PREVENTATIVE MAINTENANCE (CONT’D)
Towbar Inspection
Figure 50
Check the towbar (Item 1) [Figure 50] for operation andmounting hardware for being loose, damaged or missing.
Extend the towbar (Item 1) [Figure 50] and check thatthe towbar is parallel with the ground. Adjust ifnecessary. (See Towbar Hold-Up Device AdjustmentLeveling on Page 56.)
Figure 51
Check the towbar leveling spring (Item 1) [Figure 51] foroperation and mounting hardware for being loose,damaged or missing.
Tire Inspection
Set the stabilizers to have the tires off the ground. (SeeStabilizers Setting And Releasing on Page 30.)
Figure 52
Check both caster tires (Item 1) [Figure 52] for excessivewear, tire rotation and caster rotation. Replace asnecessary. (See Wheel Replacement on Page 57.)
Figure 53
Check both rear tires (Item 1) [Figure 53] for excessivewear. Replace or rotate tires as necessary. (See WheelReplacement on Page 57.)
NOTE: When the tire is worn beyond the wearindicator (Item 2) [Figure 53], tire replacementis required.
Check the torque on the wheel lug nuts (Item 3) [Figure53]. Lug nut torque is 100 ft.-lb. (135.6 N•m).
P00076
1
P00111
1
P00142
1
P00141
1
3
2
Equipment Model A227266D 52 Operation & Maintenance Manual
MAINTENANCE AND REPAIR
PREVENTATIVE MAINTENANCE (CONT’D)
Lubrication Locations
Always use premium high temperature grease EP-2 or equivalent when lubricating the equipment. Grease each ofthe grease zerk with two pumps of the grease gun throughout the lubrication section. Wipe off excess grease.
Prepare stair for maintenance. (See PREPARE FOR MAINTENANCE on Page 44.)
Figure 54
IMPORTANTFluid such as engine oil, hydraulic fluid, coolants, grease, etc. must bedisposed of in an environmentally safe manner. Some regulations requirethat certain spills and leaks on the ground must be cleaned in a specificmanner. See local, state and federal regulations for the correct disposal.
I-2013-003
P00071
43
2
1
5 6
Equipment Model A227266D 53 Operation & Maintenance Manual
PREVENTATIVE MAINTENANCE (CONT’D)
Lubrication
IMPORTANTThe average hand pump grease gun gives 2 oz. (60cl) of grease per stroke. See the grease gunmanfacturer for quantity of grease per pump.
I-2014-005
NOTE: Grease each of the grease zerk with twopumps of the grease gun throughout thelubrication section.
Figure 55
Lubricate the wheel (Item 1) [Figure 54] and [Figure 55](both sides).
Figure 56
Figure 57
Lubricate the caster (Item 2) [Figure 54], [Figure 56]and [Figure 57] (both sides).
P00121
1
P00122
2
P00142
2
Equipment Model A227266D 54 Operation & Maintenance Manual
MAINTENANCE AND REPAIR
PREVENTATIVE MAINTENANCE (CONT’D)
Lubrication (Cont’d)
Figure 58
Lubricate the lower pivots (Item 3) [Figure 54] and[Figure 58] (both sides).
Figure 59
Lubricate the lower pivots (Item 4) [Figure 54] and[Figure 59] (both sides).
Figure 60
Lubricate the upper pivot (Item 5) [Figure 54] and[Figure 60] (both sides).
WARNING
CRUSHING HAZARD
Do not work between the stair risers without placingblocks between risers.
W-2014-026
Fully raise the stair. (See Stair Raising And Lowering onPage 31.)
Place blocks between riser channels.
Figure 61
Lubricate the upper pivot (Item 6) [Figure 54] and[Figure 61] (both sides).
P00120
3
P00123
4
P00124
5
P00140
6
Equipment Model A227266D 55 Operation & Maintenance Manual
MAINTENANCE PROCEDURES
WARNINGCheck for correct function after adjustments, repairsor service. Failure to make correct repairs oradjustments can cause injury or death.
W-2013-003
Towbar Hold-Up Device Adjustment Leveling
Figure 62
Figure 63
Loosen the jam nut (Item 1), turn the nuts (Item 2)[Figure 62] equally to adjust the towbar height (Item 1)[Figure 63] until the towbar is parallel to the ground.
Tighten the jam nut (Item 1) [Figure 62].
P00111
12
2
P00076
1
Equipment Model A227266D 56 Operation & Maintenance Manual
MAINTENANCE AND REPAIR
MAINTENANCE PROCEDURES (CONT’D)
Wheel Replacement
Rear Tire:
Properly lift the stair. (See Equipment Preparation ForShipping And Transportation on Page 36.)
Place jackstands under the stair frame.
Figure 64
Remove the lug nuts (Item 1) and remove the tire (Item 2)[Figure 64].
Installation: Install the tire and install and tighten the lugnuts to 100 ft.-lb. (135.6 N•m) torque.
Front Caster:
Properly lift the stair. (See Equipment Preparation ForShipping And Transportation on Page 36.)
Place jackstands under the stair frame.
Figure 65
Remove the cotter pin, nut and bolt (Item 1) and removethe tire (Item 2) [Figure 65].
Installation: Install the tire and install the bolt, nut andcotter pin.
P00141
1
2
P00142
1
2
Equipment Model A227266D 57 Operation & Maintenance Manual
MAINTENANCE PROCEDURES (CONT’D)
Stabilizer Replacement
NOTE: The stabilizer, cylinder, springs, mountingbracket and mounting hardware are replacedas an assembly.
DANGERAVOID SERIOUS INJURY OR DEATH
DO NOT attempt to remove the stabilizer springs /cap without using the proper lifting device andchains or straps. The stabilizer springs are underheavy tension when the stabilizer is in the releasedposition.
D-2014-003
Release the stabilizers. (See Stabilizers Setting AndReleasing on Page 30.)
Figure 66
Attach proper chains and hooks (Item 1) to the stabilizercap (Item 2) [Figure 66]. Attach chains to a proper liftingdevice.
NOTE: Always use chains, hooks and straps that areof adequate size and strength when replacingstabilizers. 115 lb. (52.1 kg) of force isrequired to overcome the spring tension.
Installation: Lift the stabilizer cap onto the cylinder.
Figure 67
Lift the cap and springs (Item 1) [Figure 67] and placenext to stabilizer.
Installation: Attach chains with hooks onto the stabilizercap.
Figure 68
Disconnect the hydraulic hose (Item 1) [Figure 68].
Installation: Connect the hydraulic hose.
P00143
11
2
P00144
1
P00145
1
Equipment Model A227266D 58 Operation & Maintenance Manual
MAINTENANCE AND REPAIR
MAINTENANCE PROCEDURES (CONT’D)
Stabilizer Replacement (Cont’d)
Figure 69
Remove the mounting hardware (Item 1) and stabilizerassembly (Item 2) [Figure 69].
Installation: Install the stabilizer and mounting hardware.
P00148
11
2
Equipment Model A227266D 59 Operation & Maintenance Manual
MAINTENANCE PROCEDURES (CONT’D)
Light Assembly Replacement
Figure 70
Confirm the light switch (Item 1) [Figure 70] is set tozero.
NOTE: It is recommended not to force the timer tozero (0), this may damage the timer.
Installation: Check the lights. Turn on the lights.
Figure 71
Disconnect the negative (-) (Item 1) [Figure 71] batteryterminals.
Installation: Connect the negative battery terminals.
NOTE: The aircraft light is being used as an example.The procedure is the same for all lights.
Figure 72
Remove light assembly (Item 1) from the rubber grommet(Item 2) [Figure 72].
Installation: Install the light assembly into the rubbergrommet.
Figure 73
Disconnect the wires (Item 1) [Figure 73].
Installation: Connect the wires.
P00101
1
P00106
1
P00118
1
2
P00126
1
Equipment Model A227266D 60 Operation & Maintenance Manual
MAINTENANCE AND REPAIR
SPECIFICATIONS
Settings
Not Applicable
Lubricants
Use premium high temperature grease EP-2 orequivalent.
Hydraulic fluid use Dexron® II or equivalent.
Equipment Model A227266D 61 Operation & Maintenance Manual
SPECIFICATIONS (CONT’D)
Torque Values
The following table shows standard torque specifications for bolts.
ThreadSize SAE Grade 5 SAE Grade 8
in-lb(N•m)
0.250 80 - 90(9.0 - 10.2)
110 - 120(12.4 - 13.6)
0.3125 180 - 200(20.3 - 22.6)
215 - 240(24.2 - 27.1)
ft-lb(N•m)
0.375 25 - 28(34 - 38)
35 - 40(47 - 54)
0.4375 40 - 45(54 - 61)
60 - 65(81 - 88)
0.500 65 - 70(88 - 95)
90 - 100(122 - 136)
0.5625 90 - 100(122 - 136)
125 - 140(170 - 190)
0.625 125 - 140(170 - 190)
175 - 190(240 - 260)
0.750 220 - 245(300 - 330)
300 - 330(410 - 450)
0.875 330 - 360(450 - 490)
475 - 525(645 - 710)
1.000 475 - 525(645 - 710)
725 - 800(985 - 1085)
1.125 650 - 720(880 - 975)
1050 - 1175(1425 - 1600)
1.250 900 - 1000(1200 - 1360)
1475 - 1625(2000 - 2200)
1.375 1200 - 1350(1630 - 1830)
2000 - 2200(2720 - 2980)
1.500 1500 - 1650(2040 - 2240)
2600 - 2850(3530 - 3870)
1.625 2000 - 2800(2720 - 2980)
3450 - 3800(4680 - 5150)
1.750 2500 - 2750(3390 - 3730)
4300 - 4800(5830 - 6500)
1.875 3150 - 3500(4270 - 4750)
5500 - 6100(7450 - 8300)
2.000 3800 - 4200(5150 - 5700)
6500 - 7200(8800 - 9800)
Equipment Model A227266D 62 Operation & Maintenance Manual
MAINTENANCE AND REPAIR
TROUBLESHOOTING
Chart
Use the following troubleshooting chart to locate and correct problems which most often occur with the equipment.
PROBLEM CAUSE CORRECTION
Light does not work. Faulty or damaged light. Replace the light assembly. (See Light Assembly Replacement on Page 60.)
Faulty battery or batteries. Check batteries condition. (See Battery Condition Check on Page 45.)
Wiring problem. Troubleshoot the electrical system. (See Electrical Schematic on Page 64.)
All the lights do not work. Batteries not charged. Charge the batteries. (See Charging Batteries on Page 35.)
Faulty battery or batteries. Check batteries condition. (See Battery Condition Check on Page 45.)
Wiring problem. Troubleshoot the electrical system. (See Electrical Schematic on Page 64.)
Stair will not lower. Pressure relief valve set (closed). Reset pressure relief valve. (See Stair Raising And Lowering on Page 31.)
Stair lowers when release valve is closed.
Hydraulic fluid level low. Check and fill the hydraulic tank. (See Hydraulic Fluid Level Check on Page 49.)
Cylinder is bypassing inside (should see hydraulic fluid at the breather).
Reset pressure relief valve. (See Hydraulic Fluid Level Check on Page 49.)
Hydraulic system leak. Check hydraulic system for leaks.
Stabilizer(s) will not set or release. Hydraulic fluid level low. Check and fill the hydraulic tank. (See Hydraulic Fluid Level Check on Page 49.)
Stabilizer(s) are bypassing inside. Reset pressure relief valve. (See Hydraulic Fluid Level Check on Page 49.)
Stabilizer(s) have broken spring. Replace stabilizer. (See Stabilizer Replacement on Page 58.)
Instructions are necessary before operating or servicing equipment. Readand understand the Operation & Maintenance Manual, signs (decals) onequipment. Follow warnings and instructions in the manuals when makingrepairs, adjustments or servicing. Check for correct function afteradjustments, repairs or service. Untrained operators and failure to followinstructions can cause injury or death. W-2013-002
Equipment Model A227266D 63 Operation & Maintenance Manual
SYSTEM SCHEMATICS
Electrical Schematic
P00103
STAIR LED LIGHT ASSEMBLY (16 EA.)
WHITE WIRE
RED WIRE
AIRCRAFT LED LIGHT ASSEMBLY
WHITE WIRE
BLACK WIRE
RELAY
RELAY
TIMER
LINE
LOAD
BLACK WIRE
BATTERIES (2) (12 V EACH)BATTERY
CHARGER
RED WIRE
RED WIRE
CHARGER CORD
Equipment Model A227266D 64 Operation & Maintenance Manual
MAINTENANCE AND REPAIR
SYSTEM SCHEMATICS (CONT’D)
Hydraulic Schematic
P00104
RELIEF VALVE
STABLIZERS
PLATFORM CYLINDER
BREATHER
HYDRAULIC TANK
RELEASE VALVE
PRIORITY VALVE
HAND HYDRAULIC
PUMP
Equipment Model A227266D 65 Operation & Maintenance Manual
Equipment Model A227266D 66 Operation & Maintenance Manual
OVERHAUL PROCEDURES
OVERHAUL PROCEDURES (NOT APPLICABLE)
THIS SECTION IS NOT REQUIRED
FOR THIS EQUIPMENT.
Equipment Model A227266D 67 Operation & Maintenance Manual
Equipment Model A227266D 68 Operation & Maintenance Manual
ILLUSTRATED PARTS LIST
ILLUSTRATED PARTS LISTS
ILLUSTRATED PARTS LIST . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .71Introduction . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .71Part Procurement . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .71Explanation Of Parts Lists . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .71Passenger Stair / Crewstair . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .72Rear Wheel Hub And Spindle Assembly . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .73Step Assembly . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .74Platform, Sliding Guardrail Assembly . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .76Platform Bumper Swivel Assembly . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .78Front Caster Assembly (A004839A) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .80X-Frame Assembly (A227273B) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .82Towbar Assembly . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .84Running Gear Assembly . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .85Decals . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .86Electrical Schematic (A227550B) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .88Hydraulic Schematic (A229376B) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .90Hydraulic Tank Assembly (A227557B) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .92
Equipment Model A227266D 69 Operation & Maintenance Manual
Equipment Model A227266D 70 Operation & Maintenance Manual
ILLUSTRATED PARTS LIST
ILLUSTRATED PARTS LIST
Introduction
These parts lists are broken down into ten subassemblies. For locations of the parts lists see page 72.
Part Procurement
To order parts have the serial number of the equipmentavailable. (See Equipment Serial Number on Page 4.)Contact:
WASP Incorporated
PO Box 249
20631 State Highway 55
Glenwood, MN 56334
320-634-5886
Explanation Of Parts Lists
The parts lists are broken down into four columns:
• ITEM NO. - These numbers are found on theillustration associated with the parts list.
• PART NO. - These are the part numbers associatedto the ITEM NO.
• DESCRIPTION - This is the description of the part.
• QTY. - This is the quantity of parts needed in anassembly.
Equipment Model A227266D 71 Operation & Maintenance Manual
ILLUSTRATED PARTS LIST (CONT’D)
Passenger Stair / Crewstair
ITEM NO. DESCRIPTION PAGE #
1 REAR WHEEL HUB AND SPINDLE ASSEMBLY 73
2 STEP ASSEMBLY 74
3 PLATFORM SLIDING GUARDRAIL ASSEMBLY 76
4 PLATFORM BUMPER SWIVEL ASSEMBLY 78
5 FRONT CASTER ASSEMBLY (A004839A) 80
6 X-FRAME ASSEMBLY (A227273B) 82
7 TOWBAR ASSEMBLY 84
8 RUNNING GEAR ASSEMBLY 85
9 DECALS 86
10 ELECTRICAL SCHEMATIC (A227550B) 88
11 HYDRAULIC SCHEMATIC (A229376B) 90
12 HYDRAULIC TANK ASSEMBLY (A227557B) 92
P00127
8
5
1
36
4 9
2
8
410
11 12
Equipment Model A227266D 72 Operation & Maintenance Manual
ILLUSTRATED PARTS LIST
ILLUSTRATED PARTS LIST (CONT’D)
Rear Wheel Hub And Spindle Assembly
ITEM NO.
PART NO. DESCRIPTION QTY.
1 P057493A SPINDLE 1
2 H006212 DUST COVER 1
3 P002022A NUT, MODIFIED 1
4 H001005 COTTER PIN, 1/8IN. X 2IN. LG. 1
5 H001091 HUB ASSEMBLY 1
5A H001977 BEARING CONE 1
5B H001978 BEARING CONE 1
5C H001980 GREASE SEAL 1
5D H001980 GREASE SEAL 1
5E H001982 LUG NUT 5
5F H001296 DRIVE GREASE ZERK, 3/16 IN. 1
5G H005310 WASHER, 1.81 IN. OD X 0.765 IN. ID 9 GA. 1
P00149
5
5E
5A
5G
5F2
34
5D
1
5B5C
Equipment Model A227266D 73 Operation & Maintenance Manual
ILLUSTRATED PARTS LIST (CONT’D)
Step Assembly
P00146
1
23
4
5
6
78
9
10 11
12
13
141516
17
18 19
20
21
2220
2123
24
Equipment Model A227266D 74 Operation & Maintenance Manual
ILLUSTRATED PARTS LIST
ILLUSTRATED PARTS LIST (CONT’D)
Step Assembly (Cont’d)
ITEM NO.
PART NO. DESCRIPTION QTY.
1 W215400B LH HANDRAIL WELDMENT 1
2 W215576A STAIR PANEL WELDMENT 1
3 W215579A STAIR PANEL WELDMENT 1
4 W216474B LOWER STAIR CHANNEL WELDMENT 2
5 W215386B RH HANDRAIL WELDMENT 1
6 P066386A ROD 2
7 H001033 CAPSCREW,.50 NC X 1.50, GR 5 4
8 H006541 GREASE ZERK,.188 STR DRIVE 4
9 P066425A SHIM 4
10 W006852A LOWER STEP WELDMENT 1
11 H001251 CAPSCREW,.375 NC X 1.25, GR 5 60
12 H003062 CAPSCREW,.75 NC X 6.50, GR 5 4
13 W214930B PIVOT SPANNER BUSHING 4
14 H001051 NUT, NYLOK,.75 NC 4
15 A215405A STEP ASSEMBLY 15
16 H001010 NUT, NYLOK,.38 NC 60
17 H001008 WASHER, FLAT,.375, ZP 60
18 W216486A UPPER DRIP PAN WELDMENT 1
19 W216308B CYLINDER MOUNT WELDMENT 1
20 H004977 WASHER, LOCK,.375, ZP 14
21 H001015 CAPSCREW,.38 NC X 1.00, GRD 5 8
22 P216484A RISER PAN 1
23 W215566A STAIR PANEL WELDMENT 1
24 W215567A STAIR PANEL WELDMENT 1
Equipment Model A227266D 75 Operation & Maintenance Manual
ILLUSTRATED PARTS LIST (CONT’D)
Platform, Sliding Guardrail Assembly
P00137
1
2
3
4
567
8
9
11
15
14
13
9
8
7
10
5
12
16
Equipment Model A227266D 76 Operation & Maintenance Manual
ILLUSTRATED PARTS LIST
ILLUSTRATED PARTS LIST (CONT’D)
Platform, Sliding Guardrail Assembly (Cont’d)
ITEM NO.
PART NO. DESCRIPTION QTY.
1 H004910 SPRING, EXTENSION 2
2 H001251 CAPSCREW,.375 NC X 1.25, GR 5 2
3 P065991A FLAT, LATCH 2
4 H001010 NUT, NYLOK,.38 NC 2
5 H001001 NUT, NYLOK,.50 NC, ZP 2
6 P066121A WASHER 2
7 A005078A WHEEL ASSY, HANDRAIL 4
8 P065843A BUSHING, WHEEL 6
9 H001053 CAPSCREW,.50 NC X 2.00, GR 5 4
10 H001066 WASHER, FLAT,.50, ZP 4
11 W227279A SLIDING GUARDRAIL WELDMENT 1
12 W227298A SLIDING GUARDRAIL WELDMENT 1
13 H006971 SCREW, TEK,.25 X 1.50, ZP 12
14 P227457A BOLT STRIP 2
15 P227455A HANDRAIL BUMPER 2
16 W006761C PLATFORM WELDMENT 1
Equipment Model A227266D 77 Operation & Maintenance Manual
ILLUSTRATED PARTS LIST (CONT’D)
Platform Bumper Swivel Assembly
P00138
1
4
2
8
9
10
11
12
13
14
15
3
5
6
7
Equipment Model A227266D 78 Operation & Maintenance Manual
ILLUSTRATED PARTS LIST
ILLUSTRATED PARTS LIST (CONT’D)
Platform, Bumper Assembly (Cont’d)
ITEM NO.
PART NO. DESCRIPTION QTY.
1 A227330B TREAD GRIP SHEET 1
2 H001001 NUT, NYLOCK,.50 NC, ZP 4
3 H001042 BEARING, FIBERGLIDE JOURNAL 2
4 P222303A SPACER, 0.125 IN. 1
5 P227342A STRIP, RUB 1
6 H012685 RIVET, BLIND,.19 X .25 GRIP 9
7 H003130 CAPSCREW, FLATHEAD, .25 NC X 1.00 5
8 W227302B BACK PLATE WELDMENT 1
9 W227314B BUMPER MOUNT WELDMENT 1
10 P066491A STAIR BUMPER 1
11 W227302B BACK PLATE WELDMENT 1
12 H001139 CAPSCREW,.50 X 2.25 ZP 5
13 H004942 NUT, NYLOK JAM,.75 NC, ZP 3
14 H001311 1/4” X 1.00" TEK SCREW 2
15 W227554A LIGHT MOUNT WELDMENT 1
Equipment Model A227266D 79 Operation & Maintenance Manual
ILLUSTRATED PARTS LIST (CONT’D)
Front Caster Assembly (A004839A)
P00129
712
9
1
8
87
3
5
2
4
56
9A
9C
9F9C
9E
9B
9G
9D
12
11
10
13
14
9B
Equipment Model A227266D 80 Operation & Maintenance Manual
ILLUSTRATED PARTS LIST
ILLUSTRATED PARTS LIST (CONT’D)
Front Caster Assembly (A004839A) (Cont’d)
ITEM NO.
PART NO. DESCRIPTION QTY.
1 W006531A CASTER WELDMENT 1
2 W006532A HUB WELDMENT 1
3 H001004 FLAT WASHER 1
4 H001040 BEARING CONE #13685 1
5 H001039 BEARING CUP #13621 2
6 H001038 BEARING CONE #13600LA 1
7 H001018 NUT, SLOTTED, HEX, 1.00 IN. N.F. 2
8 H001148 COTTER PIN, 0.188 IN. X 1.50 IN. 2
9 H001035 HUB ASSEMBLY, PAINTED BLACK 1
9A H002216 GREASE SEAL #15233VHY 1
9B H001762 BEARING CONE #LM67048 2
9C H001763 BEARING CUP #LM67010 2
9D H001764 GREASE SEAL #15234VB 1
9E H001982 LUG NUT, 0.50 IN. NF, ZP 5
9F H001741 GREASE ZERK, 0.188 IN. X 45° 1
9G H001981 BUSHING, 1.25 IN. X 1.88 IN. X 14 G. 1
10 P065854A TIRE & RIM ASSEMBLY 1
11 P064906A CAPSCREW, MOD. CASTER 1
12 P064907A SPACER BUSHING 2
13 H001041 DUST CAP 1
14 H001076 GREASE FITTING, 1/4 IN.-28 N.F. 90° 1
Equipment Model A227266D 81 Operation & Maintenance Manual
ILLUSTRATED PARTS LIST (CONT’D)
X-Frame Assembly (A227273B)
P00130
1
2
3
36
11
11
14
14
21
18
24
23
Equipment Model A227266D 82 Operation & Maintenance Manual
ILLUSTRATED PARTS LIST
ILLUSTRATED PARTS LIST (CONT’D)
X-Frame Assembly (A227273B) (Cont’d)
ITEM NO.
PART NO. DESCRIPTION QTY.
1 W227272B X-FRAME WELDMENT 1
2 W217256A LATCH WELDMENT 1
3 P060973A INNER TUBE 2
4 P215530A INNER STRUT TUBE 2
5 P005431A BUSHING, SPANNER 2
6 W007051A CHANNEL WELDMENT 1
7 P005430A BUSHING, SPANNER 2
8 H001121 CAPSCREW, 3/8 IN. NC X 2 1/2 IN. GR. 5 4
9 H001008 WASHER, 3/8 IN. FLAT 2
10 H001010 NUT, 3/8 IN. NC NYLOK 6
11 H001855 PIN, ROLL, 3/16 IN. X 1 1/4 IN. 2
12 H004977 WASHER, 3/8 IN. LOCK 2
13 H001015 CAPSCREW, 3/8 IN. NC X 1 IN. 2
14 H006169 SPRING, EXTENSION 2
15 H001307 YOKE, BRAKE, 3/8 IN. PIN DIAMETER 2
16 H001308 NUT, JAM, 3/8 IN. NF 2
17 H001073 CAPSCREW, 3/8 IN. NC X 1/2 IN. 2
18 W217335A HANDLE WELDMENT, “AUTO LATCH" 1
19 H205856 BOLT, SHOULDER, 1/2 IN. X 1 1/4 IN. 1
20 H002712 NUT, JAM, 3/8 IN. NC NYLOK 1
21 H005899 HANDLE GRIP 1
22 P061252A DECAL, TO UNLATCH X-BRACE…. 1
23 P215536A LINKAGE ROD 1
24 A227318A INDICATOR ASSEMBLY 1
Equipment Model A227266D 83 Operation & Maintenance Manual
ILLUSTRATED PARTS LIST (CONT’D)
Towbar Assembly
ITEM NO. PART NO. DESCRIPTION QTY.
1 W227892A TOWBAR WELDMENT 1
2 H005627 DECAL, WARNING, TOW SPEED 1
3 P227463A DECAL, TOWBAR UP 2
4 P211804A DECAL, DANGER, PINCH POINT 2
5 H003066 CAPSCREW, 0.75 IN. NC X 10 IN. GR 5 1
6 P059837A BUSHING, POLE SPANNER 1
7 A227870A TOWBAR HOLD-UP ASSEMBLY 1
8 H011735 COLLAR, SETSCREW, 1.50 IN. ID 1
9 H001051 NUT, NYLOK, 0.75 IN. NC 1
P00132
1
2
3
4
5
4
3
8
7
6
9
Equipment Model A227266D 84 Operation & Maintenance Manual
ILLUSTRATED PARTS LIST
ILLUSTRATED PARTS LIST (CONT’D)
Running Gear Assembly
ITEM NO.
PART NO. DESCRIPTION QTY.
1 W229343D FRONT RUNNING GEAR WELDMENT 1
2 A005137A STABILIZER JACK ASSEMBLY 2
3 W228103A SUPPORT TUBE WELDMENT 2
4 W228222A TROUGH WELDMENT 1
P00147
12
3
4
Equipment Model A227266D 85 Operation & Maintenance Manual
ILLUSTRATED PARTS LIST (CONT’D)
Decals
P00127P00127
5
18
19
20
21
7
2324
2228
26
26
9
910
3
515
141311
12
17
163
12
27
2
453
5
6
P0015030
29
28
3125
Equipment Model A227266D 86 Operation & Maintenance Manual
ILLUSTRATED PARTS LIST
ILLUSTRATED PARTS LIST (CONT’D)
Decals (Cont’d)
ITEM NO.
PART NO. DESCRIPTION QTY.
1 P202111A REFLECTOR, RED / WHITE 1 IN. X 12 IN. 4
2 H004506 REFLECTOR, DOT, AMBER RECT 12
3 P211804A DECAL, PINCH POINT 6
4 P056211A DECAL, WARNING TO AVOID INJURY 1
5 P202110A REFLECTOR, RED / WHITE 2 IN. X 12 IN. 13
6 P227391A WIND DECAL 1
7 P061252A DECAL, LATCH HANDLE 1
8 P227661A TAPE, REFLECTIVE 1
9 P053867A DECAL, WARNING, MAX CAPACITY 4
10 P065750A DECAL, RETRCT GATE FULLY 2
11 P068065A DECAL, WARNING 1
12 P068066A DECAL, MAX. CAPACITY 1
13 P068067A DECAL, 500 LBS. 1
14 P227991A DECAL, STAIR OPERATION 1
15 P227479A DECAL, WARNING DO NOT OPERATE WITH OCCUPANTS 1
16 P005627A DECAL, WARNING TOW SPEED 1
17 P227463A DECAL, TOWBAR / STABILIZER REQUIREMENTS 2
18 P054070A DECAL, RECOMMENDED FLUID 1
19 P227484A DECAL, FLUID LEVEL 1
20 P227474A DECAL, OPEN / CLOSE 1
21 P050603A DECAL, RELEASE VALVE MAXIMUM OPEN 1
22 P227662A TAPE, REFLECTIVE 1
23 P227663A TAPE, REFLECTIVE 1
24 P227663A TAPE, REFLECTIVE 1
25 P051126A DECAL, PRIORITY VALVE 1
26 H004507 REFLECTOR, RECT, RED 5
27 H006067 DECAL, DANGER, PINCH POINT 2
28 P064306A DECAL, TIMER CONTROLLED 1
29 P065637A DECAL, TIMER 1
30 P064304A DECAL, LIGHTS 1
31 P063779A DECAL, 110 BOLT 1
Equipment Model A227266D 87 Operation & Maintenance Manual
ILLUSTRATED PARTS LIST (CONT’D)
Electrical Schematic (A227550B)
P00103
7
5 7
12 13
1615
21
16
5 7
12 13
1615
21
8
LO
AD
LIN
E
TIM
ER
18 19 2219 22
4
11
17 232 6
1
9
15
23
20
23
20
17
10
3
15
25
14
25
15
16 2414
29
28
26
14
27
Equipment Model A227266D 88 Operation & Maintenance Manual
ILLUSTRATED PARTS LIST
ILLUSTRATED PARTS LIST (CONT’D)
Electrical Schematic (A227550B) (Cont’d)
ITEM NO.
PART NO. DESCRIPTION QTY.
1 H006570 RECEPTACLE 1
2 H006569 BATTERY, DEEP CYCLE, 12 VOLT 2
3 A005424A BATTERY CHARGER ASSEMBLY 1
4 H006815 SWITCH, INTERVAL TIMER 1
5 H003416 CHASSIS CLIP 2
6 H003423 BOX, BATTERY 2
7 H005731 SPLICE TAP #31572 30
8 H007319 RELAY #75251 1
9 H003822 BREAKER, CIRCUIT, 20 AMP. 1
10 P067328A HOLD DOWN, BATTERY CHARGER 1
11 A214603A LIGHT ASSEMBLY, LED 17
12 H006647 GROMMET, RUBBER 16
13 H001910 R-CLAMP, 3/8 IN. 10
14 H005680 CONNECTOR, WIRE, #31913 48
15 H005681 CONNECTOR, WIRE, #31903 5
16 H005709 CONNECTOR, WIRE, #31904 3
17 H005713 CONNECTOR, WIRE, #32902 3
18 H005714 CONNECTOR, WIRE, #32903 1
19 H006676 CONNECTOR, WIRE, #32904 3
20 H005715 CONNECTOR, WIRE, #32905 3
21 H005407 CORD, 912 IN.14-2 1
22 H005746 WIRE (WHITE), 32 IN.10 GA. 1
23 H005589 WIRE (RED), 30 IN.10 GA. 1
24 H005754 WIRE (WHITE), 12 IN.14 GA. 1
25 H005747 WIRE (RED), 60 IN. 14 GA. 1
26 NA WIRE, 14-2 CORD, 7 FT. (213.3 CM), BLACK AND WHITE REF.
27 NA WIRE, 14-2 CORD, 5 FT. (152.4 CM), BLACK AND WHITE REF.
28 NA WIRE, 14-2 CORD, 31 FT. (944.9 CM), BLACK AND WHITE REF.
29 NA WIRE, 14-2 CORD, 33 FT. (975.4 CM), BLACK AND WHITE REF.
Equipment Model A227266D 89 Operation & Maintenance Manual
ILLUSTRATED PARTS LIST (CONT’D)
Hydraulic Schematic (A229376B)
P00104
8
16
151413
10
5
12
18
1111
2
17
4
11
9
1
6
20 3 197
Equipment Model A227266D 90 Operation & Maintenance Manual
ILLUSTRATED PARTS LIST
ILLUSTRATED PARTS LIST (CONT’D)
Hydraulic Schematic (A229376B) (Cont’d)
ITEM NO. PART NO. DESCRIPTION QTY.
1 H001435 HYD. SWIVEL, 3/8 IN. M. NPT X 3/8 IN. F. 90° 1
2 H002059 HYD. TEE, 3/8IN. F. NPT 1
3 H002101 HYD. PIPE NIPPLE 3/8 IN.NPT 1
4 A001817A HYD. HOSE ASSEMBLY, 3/8 IN. X 27 IN. LG. 1
5 H002230 BREATHER PLUG, 3/8 IN. 1
6 H004793 FLOW FUSE CARTRIDGE 1
7 A002948A HYD. HOSE ASSEMBLY, 3/8 IN. X 96 IN. LG. 1
8 A002630A HYD. HOSE ASSEMBLY, 3/8 IN. X 22 IN. LG. 1
9 H005176 HYDRAULIC CYLINDER, 1-1/2 IN. X 4 IN. STROKE (STABILIZER) 2
10 H206031 HYDRAULIC CYLINDER, 2 IN. X 52 IN. 1
11 H002103 SWIVEL, FEMALE STRAIGHT, 3/8 IN. NPT X 3/8 IN. 4
12 H002466 ELBOW, FEMALE 90°. ST., 3/8 IN. NPT X 3/8 IN. 1
13 A003663A HYD. HOSE ASSEMBLY, 3/8 IN. X 78 IN. LG. 1
14 H005178 VINYL COATED CLAMP, 5/8 IN. 1
15 H001022 SCREW, SELF DRILLING TEK, ZP, 1/4 IN. X 3/4 IN. 1
16 A227557B HYDRAULIC TANK ASSEMBLY REF.
17 P054552A SPACER FLAT 1
18 W007402A BREATHER CAP 1
19 H002466 HYDRAULIC ELBOW, STREET, 90°, 5502-6 1
20 H002489 HYDRAULIC PIPE ELBOW, MALE 90° 1
Equipment Model A227266D 91 Operation & Maintenance Manual
ILLUSTRATED PARTS LIST (CONT’D)
Hydraulic Tank Assembly (A227557B)
P00131
302928
27
1
31
7
22
21
20
7
13
144 1110
12
33
22
9
8 12
23
16
32
17
2
196 24
18
36
526
25
34
Equipment Model A227266D 92 Operation & Maintenance Manual
ILLUSTRATED PARTS LIST
ILLUSTRATED PARTS LIST (CONT’D)
Hydraulic Tank Assembly (A227557B) (Cont’d)
ITEM NO.
PART NO. DESCRIPTION QTY.
1 W215859A PUMP TANK ASSEMBLY 1
2 H001796 HAND PUMP 1
3 P205323A VALVE, BALL, 3-WAY, 3/8 IN. NPT 3-WAY 1
4 H001805 VALVE, GATE, 3/8 IN. REGO 1
5 H001959 CAPSCREW, 1/4 IN. NC X 2 3/4 IN., GR. 5 2
6 H001027 NUT, NYLOK, 1/4 IN. NC 3
7 H001435 ELBOW, HYDRAULIC SWIVEL, 90° 2
8 H002466 ELBOW, STREET, HYDRAULIC, 5502-6-6 3
9 A216566A FITTING ASSEMBLY, MODIFIED 1
10 H216090 FITTING, PIPE CROSS HYDRAULIC 1
11 H002101 NIPPLE, PIPE, MALE, HYDRAULIC, 5404-6 1
12 H002103 ADAPTER, MALE, HYDRAULIC SWIVEL 2
13 H001067 NUT, JAM, 3/4 IN. NF 1
14 H206161 RELIEF VALVE, 1600 PSI 1
15 H002208 5406-P-6 HYDRAULIC HEX HEAD PLUG (NOT SHOWN) 1
16 H002182 CAP, BREATHER, THREADED, 1 IN. 1
17 H002137 O-RING, 6900-6-6 HYDRAULIC SWIVEL 1
18 H002104 ELBOW, HYDRAULIC SWIVEL, 1503-6-6 1
19 H002271 O-RING, 90° HYDRAULIC SWIVEL 1
20 P051126A DECAL, PRIORITY VALVE 1
21 P050603A DECAL, RELEASE VALVE 1
22 P054070A DECAL, DEXRON III 1
23 A216099A HOSE ASSEMBLY, 13 IN. 2
24 H001176 CAPSCREW, 1/4 IN. NC X 1 1/2 IN. 1
25 H005645 WASHER, FENDER, 1/4 IN. 1
26 H005644 CAPSCREW, 6 MM X 1 X 12MM ZP 1
27 P227498A HANDLE, PUMP 1
28 H002994 CAPSCREW, 3/8 IN. NC X 6 IN., GR. 5 2
29 H001008 WASHER, FLAT, 3/8 IN. 2
30 H001010 NUT, NYLOK, 3/8 IN. 2
31 A002934A HOSE ASSEMBLY, 3/8 IN. X 29.00 1
32 A003529A HOSE ASSEMBLY, 3/8 IN. X 38.00 1
33 P227474A DECAL, CLOSE 1
34 P227484A DECAL, FLUID LEVEL 1
Equipment Model A227266D 93 Operation & Maintenance Manual
Equipment Model A227266D 94 Operation & Maintenance Manual
MANUFACTURER’S APPENDICES
MANUFACTURER’S APPENDICES
BATTERY CHARGER OPERATING INSTRUCTIONS (WESTWARD MODEL 1JYV1A) . . . .97Description . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .97Safety . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .98Operation . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .99Maintenance . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .103Battery Charger Troubleshooting (Model 1JYV1A) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .104Battery Charger Warranty . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .106
Equipment Model A227266D 95 Operation & Maintenance Manual
Equipment Model A227266D 96 Operation & Maintenance Manual
MANUAFACTURER’S APPENDICES
BATTERY CHARGER OPERATING INSTRUCTIONS (WESTWARD MODEL 1JYV1A)
Description
P00088
Equipment Model A227266D 97 Operation & Maintenance Manual
BATTERY CHARGER OPERATING INSTRUCTIONS (WESTWARD MODEL 1JYV1A) (CONT’D)
Safety
P00090
Equipment Model A227266D 98 Operation & Maintenance Manual
MANUAFACTURER’S APPENDICES
BATTERY CHARGER OPERATING INSTRUCTIONS (WESTWARD MODEL 1JYV1A) (CONT’D)
Operation
P00091
Equipment Model A227266D 99 Operation & Maintenance Manual
BATTERY CHARGER OPERATING INSTRUCTIONS (WESTWARD MODEL 1JYV1A) (CONT’D)
Operation (Cont’d)
P00092
Equipment Model A227266D 100 Operation & Maintenance Manual
MANUAFACTURER’S APPENDICES
BATTERY CHARGER OPERATING INSTRUCTIONS (WESTWARD MODEL 1JYV1A) (CONT’D)
Operation (Cont’d)
P00093
Equipment Model A227266D 101 Operation & Maintenance Manual
BATTERY CHARGER OPERATING INSTRUCTIONS (WESTWARD MODEL 1JYV1A) (CONT’D)
Operation (Cont’d)
P00094
Equipment Model A227266D 102 Operation & Maintenance Manual
MANUAFACTURER’S APPENDICES
BATTERY CHARGER OPERATING INSTRUCTIONS (WESTWARD MODEL 1JYV1A) (CONT’D)
Maintenance
P00095
Equipment Model A227266D 103 Operation & Maintenance Manual
BATTERY CHARGER OPERATING INSTRUCTIONS (WESTWARD MODEL 1JYV1A) (CONT’D)
Battery Charger Troubleshooting (Model 1JYV1A)
P00096
Equipment Model A227266D 104 Operation & Maintenance Manual
MANUAFACTURER’S APPENDICES
BATTERY CHARGER OPERATING INSTRUCTIONS (WESTWARD MODEL 1JYV1A) (CONT’D)
Battery Charger Troubleshooting (Model 1JYV1A) (Cont’d)
P00097
Equipment Model A227266D 105 Operation & Maintenance Manual
BATTERY CHARGER OPERATING INSTRUCTIONS (WESTWARD MODEL 1JYV1A) (CONT’D)
Battery Charger Warranty
P00099
Equipment Model A227266D 106 Operation & Maintenance Manual
WARRANTY
WARRANTY
WARRANTY . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .109
Equipment Model A227266D 107 Operation & Maintenance Manual
Equipment Model A227266D 108 Operation & Maintenance Manual
WARRANTY
WARRANTY
WARRANTYWASP Inc. Equipment
WASP, Inc. warrants, to the original purchaser only, each of its new products to be free from defects inmaterial and workmanship under normal and recommended use and service, subject to the conditionsand qualifications herein set forth. The obligation of WASP, Inc. hereunder is limited to the repair orreplacement of those parts which WASP, Inc., at it's sole discretion, determines to have failed as aresult of defects in material or workmanship within a period of twelve (12) months after the date ofpurchase.
No warranty of any kind, statutory implied or other wise is made or shall be imposed upon WASP, Inc.with respect to:
1. Second-hand parts or components.
2. New parts or components which, after shipment from the factory of it's origin, have been subjectto operation in excess of the recommended capacities, misuse, negligence, or accident, or havebeen altered or repaired in any manner not authorized by WASP, Inc.
3. Tires, batteries, motors, electrical controls, etc. except that WASP, Inc. agrees to make availableto the first user whatever Warranty benefits may be made available to WASP Inc. for thesepurchased components.
This warranty does not apply to failures resulting from the use of attachments not sold or approved byWASP, Inc.
WASP, Inc. will repair, or at it's option replace any part of its new products which under normal use andservice fail to conform to this Warranty, providing that such part shall be returned to WASP, Inc. or toan Authorized Representative or Dealer of WASP, Inc. transportation charges prepaid.
This Warranty is express in lieu of any other Warranties, expressed or implied, including any Warrantyof merchantability or fitness for a particular purpose.
This Warranty shall immediately become void if any service other than normal maintenance, isperformed by anyone other than an authorized WASP Representative or Dealer; or if any alteration ormodification is made without the prior consent of WASP, or if, in the sole discretion of WASP, Inc., thefailure is due to abuse or neglect in the operation or maintenance of the product due to failure to followthe provisions set forth in the Operation & Maintenance Manual.
Printed in U.S.A.Warranty Department1 - 320 - 634 - 5126
Equipment Model A227266D 109 Operation & Maintenance Manual
Equipment Model A227266D 110 Operation & Maintenance Manual
ALPHABETICAL INDEX
ALPHABETICAL INDEXBATTERY CHARGER OPERATING INSTRUCTIONS (WESTWARD MODEL 1JYV1A) . . . .97EQUIPMENT SPECIFICATIONS . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .25FEATURES AND ACCESSORIES . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .17FIRE PREVENTION . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .8GENERAL DESCRIPTION . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .23GENERAL INFORMATION AND OPERATING INSTRUCTION SAFETY PRECAUTIONS . .21GENERAL OVERVIEW . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .43ILLUSTRATED PARTS LIST . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .71INTRODUCTION . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .3MAINTENANCE AND REPAIR SAFETY PRECAUTIONS . . . . . . . . . . . . . . . . . . . . . . . . . . .43MAINTENANCE PROCEDURES . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .56MAJOR COMPONENTS . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .24NORMAL OPERATION . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .27PREPARE FOR MAINTENANCE . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .44PREVENTATIVE MAINTENANCE . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .45PURPOSE OF EQUIPMENT . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .23RECORD OF REVISIONS . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .6SAFETY IDENTIFICATION . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .10SAFETY PRECAUTIONS . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .7SERIAL NUMBER LOCATION . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .4SHIPPING AND TRANSPORTATION . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .36SPECIFICATIONS . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .61STORAGE INSTRUCTIONS . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .39SYSTEM SCHEMATICS . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .64TECHNICAL ADVISORIES / BULLETINS . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .16TITLE PAGE . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .5TROUBLESHOOTING . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .63WARRANTY . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .109
Equipment Model A227266D 111 Operation & Maintenance Manual
Equipment Model A227266D 112 Operation & Maintenance Manual
Equipment shown is subject to change without notice.© 2013 WASP, Inc. Printed in U.S.A.
® Copyright March 2014
PO Box 249, 20631 State Highway 55Glenwood, MN 56334
Tel: (320) 634-5126 Fax: (320) 634-5881www.waspinc.com