5-5. UPPER TOWING LUNEITE REPLACEMENT.
This Task Covers:
Welder's tool kit
Welding shop set
On trailers provided with a dual towing Iunette system, Iower towing Iunette is fixed to
Inertia brake actuator. If lower towing Iunette requires replacement, perform inertia
Upper towing Iunette is fixed to main chassis of trailer. If upper towing Iunette
requires replacement, perform steps below.
Remove towing Iunette from frame bracket by torch cutting.
Grind frame bracket surface smooth and free of slag.
Weld replacement towing Iunette to frame bracket using in. (13 mm) fillet weld. Towing Iunette should be
located in. (13 mm) from bottom of frame bracket.
Inspect weld with liquid penetrant in accordance TM 9-237. No cracks in weld area are permissible.