background image

MAINTENANCE
MANUAL

®

Please route to the individual
responsible for trailer maintenance

Part No. 42101401

Summary of Contents for 42101401

Page 1: ...MAINTENANCE MANUAL Please route to the individual responsible for trailer maintenance Part No 42101401...

Page 2: ......

Page 3: ...ed Trailer Maintenance 23 Maintaining Insulation Efficiency 24 Safety Measures Urethane Foam 24 Converter Dolly 25 Alterations to the Trailer 26 PLATFORMS CONTENTS Reporting Safety Defects 2 Reporting...

Page 4: ...mmediately inform NHTSA in addition to notifying Great Dane Limited Partnership If NHTSA receives similar complaints it may open an investigation and if it finds that a safety defect exists in a group...

Page 5: ...ce Manual Contact the Truck Trailer Manufacturers Association 1020 Princess Street Alexandria Virginia 22314 Telephone 703 549 3010 SAFETY PRECAUTIONS Before performing any maintenance or repair work...

Page 6: ...r specs leaf spring main leaves remain in proper contact with wear pads with no twists Spring wear pad contact will then be even too Also at the first TPM a trailer mechanic should take the time to ve...

Page 7: ...tures can mean frozen and sluggish or inoperative brakes sagging light and brake lines broken connections increased corrosion and can require the installation of winter equipment Enclosed air systems...

Page 8: ...0 SOCKET 6 CAUTION CONNECTOR WIRING CHANGE NOTICE TO ALL TRACTOR TRAILER OWNERS AND USERS Federal Motor Vehicle Safety Standard No 121 Air Brake Systems was amended by the National Highway Traffic Saf...

Page 9: ...ts and replace them with original equipment parts or equal as required 1 Spiders for looseness or sheared fasteners 2 Anchor pins for wear or misalignment 3 Brake shoes for wear at anchor pin holes 4...

Page 10: ...tanks and allow the pressure to drop gradually In a system employing spring brake control valves the spring brakes should function and apply the brakes In a system that does not employ spring brake co...

Page 11: ...ely 50 worn shims or a combination of shims should be installed under each of the cam wear plates to permit the cam to be returned to the full release position Shims are available in 1 64 1 32 and 1 1...

Page 12: ...n lead to greatly reduced trailer brake lining life trailer brake drum heat checking heat cracking and breakage The air pressure imbalance typically ranges from 4 to 6 psi between the tractor and trai...

Page 13: ...st bearing or thrust washer as you rotate wheel Be sure there is sufficient clearance between brake shoe and drum so brake shoe drag will not interfere with bearing adjustment 7 Tighten adjusting nut...

Page 14: ...if yearly mileage is less At rebuild time before you install wheel bearings onto spindle coat bearing journals to deter fretting corrosion with a film of Lithium 12 Hydroxy stearate grease or its equ...

Page 15: ...the load being carried You must build up to and maintain your trailer s air pressure at more than 70 psi for van trailers and 80 psi for platform tailers before operating the trailer The air protectio...

Page 16: ...lt heads will not produce the desired clamping force RUNNING GEAR ASSEMBLY Inspection of upper running gear rail weld attachment to the trailer for weld fatigue cracks is a requirement of the annual F...

Page 17: ...alled and as soon as the rim wheel becomes airtight when the tire bead slips onto the bead seat The tire must always be inflated within a restraining device safety cage The tire must not be inflated t...

Page 18: ...attachment weld Caused by overload and over inflation Note Wheels with well welded discs may not be approved for use with radial tires Leak at butt weld caused by cracked or damaged weld Leak at valve...

Page 19: ...it molded into the tire and the rim or wheel rating Always use valve stem caps to keep a tight air seal and keep out dirt and moisture Even with proper inflation radial tires tend to show a sidewall b...

Page 20: ...e extreme caution to prevent branding too deeply The ideal branding depth is 1 32 and in no case should it exceed 1 16 If no branding panel is on the tire brand the sidewall midway between the rim fla...

Page 21: ...pect the axle alignment measure the distance from the kingpin to the trailer axle on each side and from axle to axle for tandem axles as specified below But first fabricate a rigid S hook that can be...

Page 22: ...an alignment machine made for the purpose It is often advisable to consult a qualified specialist with the equipment both to measure and to correct errors of camber NOTE Most trailer axles have no ca...

Page 23: ...ng as originally designed and manufactured by Great Dane Great Dane cannot be responsible for a guard that has been damaged or for one that is not repaired in accordance with Great Dane s design and m...

Page 24: ...amage or warpage to panels frame or hinges Compression seals should be checked to see if the seals need to be repaired or replaced to ensure a tight closure The seals around vent doors should be check...

Page 25: ...to bottom side rails should be checked for loose or missing rivets and the general condition of connections Great Dane should be contacted for fastener replace ment information If this information is...

Page 26: ...p b Waterproof all openings immediately by patching and sealing or both especially after accidents in which body and roof skin may have been cut Synthetic rubber base type sealer should be used for cl...

Page 27: ...d not only to carry loads into the main beams but are also used to maintain the main beams in a vertical direction Any area where cross members have been removed for any reason may cause twisting of t...

Page 28: ...uted that are of equal or greater capacity than those used at the time of manufacture then the GAWR need not be altered If components are substituted that have less capacity than those used at the tim...

Page 29: ...y to any trailer which shall have been repaired or altered without prior written approval of GREAT DANE LIMITED PARTNERSHIP in any way so as in the judgment of GREAT DANE LIMITED PARTNERSHIP to advers...

Page 30: ...s Components Heavy Vehicle Technology Center Dana Corporation Division Office 6938 Elm Valley Drive Kalamazoo MI 49009 www dana com trailers Form No 5011 Model TR Service Manual Indian Head Industries...

Page 31: ......

Page 32: ...PO BOX 67 LATHROP AVENUE SAVANNAH GA 31402 0509DMD 2 00 USD...

Reviews: