TRAILER FRAME - REPAIR.
This Task Covers:
Tools and Test Equipment Required
Tool Kit, General Mechanic's' Automotive (Appendix B, Section III, Item 1).
Hoist (Appendix B, Remark A, Section IV, A).
Common Tool Kit #1 (Appendix B, Section III, Item 2).
Electric Welder (Appendix B, Section II, Item 3)
FM 43-2, Metal Body Repair and Related Operations.
TM 43-0139, Painting Instruction for Field Use.
TM 9-237, Welding Theory and Application.
Nut, self-locking (Appendix H, Section II, Item 10).
Unit shut down and cool.
Enclosure Removed (para. 4-13).
Skid Assembly removed (para. 5-1).
Air Hose Assemblies and Gladhand Couplers removed (para. 4-49).
Emergency Relay Valve removed (para. 4-51).
Power Cluster And Master Cylinder removed (para. 4-55).
Control Valve removed (para. 4-50).
Air Tank Assembly removed (para. 4-54).
Voltage Reducer Box removed (para. 4-58).
Quick Release and Limiting Valve removed (para. 4-52).
Synchronizing Valve removed (para. 4-53).
Brake Lines removed (para. 4-56).
Intervehicular Trailer Harness removed (para. 4-57).
Front Jack removed (para. 4-59)
Rear Scissors Jacks removed (para. 4-59).
Safety Chain Assembly removed (para. 4-59).
Wheel and Tire Assembly removed (para. 3-10).
Axle Assembly removed (para. 5-18).
Wire Harness removed (para. 5-16).
Disassembly. (Refer to figure 5-32)
Do not use rear scissors jacks or front trailer jack to hold the trailer up. These
jacks are for stabilization only and are not designed to hold or lift the trailer If
these jacks are used, the trailer could fall and cause bodily injury or death.