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OperatOr’s Manual

Dry and refrigerated  

Van trailers

This manual contains important safety 

information. Read manual carefully.  

Keep manual with trailer at all times.

 

 

 

                                            

Part Number: 25001308

 Rev. A

Summary of Contents for Dry and Refrigerated Van Trailers

Page 1: ...Operator s Manual Dry and Refrigerated Van Trailers This manual contains important safety information Read manual carefully Keep manual with trailer at all times Part Number 25001308 Rev A...

Page 2: ...Statement Your Wabash National trailer is designed engineered and manufactured to provide years of safe dependable service To ensure reliable service the trailer must be properly maintained and used...

Page 3: ...17 Air Systems 18 Brake System 19 Brake Air System 19 Anti Lock Brake System 21 Foundation Brake System 23 Air Ride Suspension 26 Leaf Spring Suspension 27 Hubs 28 MAINTENANCE AND LUBRICATION 29 Lubri...

Page 4: ......

Page 5: ...d may not exist on your specific trailer based on the components specified and or used Please read this publication carefully and follow these recommendations It is also important that you pass this i...

Page 6: ...2 Introduction Example VIN Tag...

Page 7: ...is manual is lost or destroyed contact your sales representative or the nearest Wabash National Trailer Center location for a replacement Trailer Accessories This manual does not provide information o...

Page 8: ...ailer with damaged structural components Never perform maintenance unless you are properly trained Repair and or replace components with the same type of approved parts It is the responsibility of the...

Page 9: ...s to prevent improper service methods that may damage the vehicle or cause it to be unsafe The following definitions indicate the use of signal words as they appear throughout this manual CAREFULLY FO...

Page 10: ...ment manufacture WARNING Never operate a trailer without first inspecting and verifying a proper coupling A visual inspection is required by law Some improper couplings can pass a pull test Sound alon...

Page 11: ...pment is recommended for forklift entry Do not expose the floor or body components to corrosive materials and solvents Transporting corrosives may void the warranty All flooring repairs must be perfor...

Page 12: ...ng CAUTION Load Distribution Cargo should be properly loaded blocked and braced to prevent load shifts and to comply with the following sections of Title 49 of the Department of Transportation Federal...

Page 13: ...e of the trailer When operating your trailer ensure proper clearance so the trailer s roof will not strike objects e g bridges underpasses garage bay doors trees etc Prior to loading the trailer inspe...

Page 14: ...omponents When doors are open always ensure the doors are properly secured to the sidewalls with door tiebacks Doors WARNING Be aware that interior cargo may shift or fall when opening the doors Swing...

Page 15: ...ing tension is wound too tight If the door has the tendency to drop when stopped it should be inspected and adjusted or repaired by qualified personnel Be sure to read understand and comply with all i...

Page 16: ...ck cable attachments Have frayed damaged or worn cables replaced Cable drums should be snug against the bearings Make sure tracks and door openings are not obstructed through the full range of travel...

Page 17: ...tification label without proof that the rear impact guard in question has been tested to verify that it meets these United States and Canadian safety requirements Wabash National does not authorize or...

Page 18: ...e landing gear support legs have been extended contact the ground and support the weight of the trailer Always park the trailer on a solid level surface Always ensure the trailer parking brakes are ap...

Page 19: ...out for low gear Turn crank Counterclockwise retract Clockwise extend NOTE Both inside and outside mounts crank the same Additional information related to specific landing gear systems can be reviewed...

Page 20: ...16 Standard Wabash Wiring Schematic Systems and Features...

Page 21: ...e The 7 way receptacle is equipped with a hinged cover that locks the connection in place and protects it from exposure to dirt and water when not in use Wiring for most Wabash National trailers is sh...

Page 22: ...eign matter does not enter the trailer s air systems through the front gladhands either from the tractor or open exposed gladhands It is recommended that all tractors be equipped with air dryers CAUTI...

Page 23: ...y and service The supply system connects with the tractor through the red gladhand It provides a constant supply of air to the trailer and releases the parking brakes and fills the trailer air reservo...

Page 24: ...could result in an accident or breakdown The trailer should never be placed in service when any of the listed conditions exist Trailer brake systems will perform safely and efficiently as long as the...

Page 25: ...y is your responsibility WARNING The ABS indicator light located at the trailer s left rear corner should turn on and off when electrical power is initially applied to the anti lock brake system If th...

Page 26: ...22 Detailed technical resources for your specific ABS system can be reviewed at the appropriate web sites accessible through www wabashnational com ABS Electrical System Diagram Systems and Features...

Page 27: ...ng brake The parking brake also applies automatically when the air supply is unintentionally lost During routine maintenance or in emergency situations it may be necessary to move the trailer before a...

Page 28: ...procedure check the service chamber pushrod to ensure it is retracting g Continue to tighten the nut clockwise until the spring is fully compressed and the chamber piston is fully retracted NOTE To r...

Page 29: ...cted by the driver before and after operation NEVER operate a trailer with defective brakes Verify the brake chamber plastic end cap is in place to seal out dirt and contaminants Visually inspect all...

Page 30: ...suspension system To ensure the reservoir and suspension are properly charged do not operate the trailer until the tractor air gauges indicate the system is fully charged and stabilized In compliance...

Page 31: ...tween U bolts Excessive movement can result in misalignment of axles It is important that spring U bolts be checked for proper tightness regularly Leaf spring suspension inspection and maintenance req...

Page 32: ...re each trip Leaking seals can cause damaged wheel bearings and possible failure of the wheel end assembly Hubs should be mounted and balanced properly and in accordance with the hub manufacturer s in...

Page 33: ...ication inspection maintenance and service This Recommended Practice states that a hub should be filled with semi fluid grease to the 3 o clock and 9 o clock level cavity filled 50 full WARNING Follow...

Page 34: ...d inflation pressure WARNING Follow the guidelines below to avoid potentially hazardous situations that may result in death or serious injury Inspect the tires for nails and other objects embedded in...

Page 35: ...fifth wheel approximately 6 behind the pivot IMPORTANT When coupling you must lift the trailer to ensure proper engagement of the kingpin to the fifth wheel Back up the trailer carefully slowing to a...

Page 36: ...l CAUTION Exercise caution when repositioning the tandem location The proper method of sliding a tandem 1 The driver should position the tractor and trailer in a straight line on level ground and note...

Page 37: ...peration Refrigerated Trailer Cooling Unit If your Wabash National trailer is a refrigerated van it is essential that you inspect and maintain your refrigeration unit according to the manufacturer s r...

Page 38: ...34 Operation...

Page 39: ...sure the landing gear legs are fully raised and the handle is stowed securely Turn on all lights and 4 way flashers Inspect and clean all lights and reflective tape When applicable inspect the slidin...

Page 40: ...o verify proper pin engagement Ensure overall trailer safety WARNING Always follow the vehicle and component manufacturer s instructions when operating sliding undercarriages WARNING Any motor vehicle...

Page 41: ...omponent check the appropriate web sites accessible through www wabashnational com Your trailer was engineered manufactured and inspected to ensure compliance with all applicable Department of Transpo...

Page 42: ...QMS F 0604 Rev 2...

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