4-111. FRONT WALL SHIELD AND FRAME ASSEMBLY REPLACEMENT (M373A3, M373A4,
AND M373A5) (Con't).
CLEANING AND INSPECTION
Dry cleaning solvent, P-D-680, Is toxic and flammable. Always wear protective goggles
and gloves, and use only In a well-ventilated area. Avoid contact with skin, eyes, and
clothes, and DO NOT breathe vapors. DO NOT use near open flame or excessive heat.
The solvent's flash point Is 100F-138F (38C-59 C). If you become dizzy while
using cleaning solvent, immediately get fresh air and medical help. If solvent contacts
eyes, Immediately wash your eyes and get medical aid.
Clean all parts with dry cleaning solvent and dry thoroughly. Ensure that bonding surfaces on cover and hinge
for gaskets and cover are clean and dry.
inspect cover and frame for warpage and distortion, Straighten If necessary.
Inspect hinges for straightness and deterioration. Replace damaged hinges.
Inspect shields for warpage and distortion. Straighten if necessary
Inspect all other parts for defects and damage. Replace defective and damaged parts.
Use adhesive to Install new top and bottom gaskets (4) and two new side gaskets (5) on cover (8).
Install new coated cloth (9) on hinge (10).
Install hinge (10) on cover (8) using 25 new rivets (1 2).
Install shield hinge (18) on each shield (17) using 15 new rivets (19).
Install each shield hinge (18) on cover (8) using 15 new rivets (16).
Install 18 eyelets (14) and studs (13) in cover (8).
Install screw (15) in cover (8). Install retainer (7) and wingnut (6) on screw.
Install each receptacle (21 ) on frame (1) using two new rivets (20).
Install two thumbscrews (2) in frame (1) and secure with new locknuts (3).
Install frame (1) on semitrailer using 59 new rivets (22).
Install hinge (10) on frame (1) and semitrailer using 25 new rivets (11).