TM-9-2320-280-20 HMMWV Technical Manual Unit Maintenance Volume 3 Download
Page 437 of 1170
TM 9-2320-280-20-3 11-178 Change 2 11-124. SOFT TOP AMBULANCE LITTER ASSEMBLY MAINTENANCE (Cont'd) b. Disassembly 1. Remove six locknuts (17), washers (16), capscrews (25), and washers (16) from rear gusset supports (20) and track assemblies (47). Discard locknuts (17). 2. Remove two locknuts (23), washers (19), capscrews (18), washers (19), and rear gusset supports (20) from track assemblies (47). Discard locknuts (23). 3. Remove six locknuts (29), washers (27), capscrews (26), washers (27), and two wheelhouse gusset supports (28) from track assemblies (47). Discard locknuts (29). 4. Remove two capscrews (14), lockwashers (13), and washers (12) from camrol stops (48) and track assemblies (47). Unlatch and raise litter tray (4) to remove camrol stops (48) from track assemblies (47). Discard lockwashers (13). 5. Remove litter tray (4) from track assemblies (47). 6. Remove two camrols (6) and washers (5) from litter tray (4). 7. Remove two nuts (43), lockwashers (42), washers (41), socket head shoulder bolts (1), and torsion springs (2) from bumper support plates (40). Discard lockwashers (42). 8. Remove four screws (3) and two bumper support plates (40) from litter tray (4). 9. Remove two capscrews (30), lockwashers (31), washers (32), round support (11), and tube roller (10) from track assemblies (47). Discard lockwashers (31). 10. Remove eight screws (44) and two shields (45) from tray assembly bumper (46) and track assemblies (47). 11. Remove three locknuts (52), washers (51), capscrews (50), and stop (49) from track assembly (47) (right side only). Discard locknuts (52). 12. Remove two capscrews (35), lockwashers (36), washers (37), and tray assembly bumper (46) from track assemblies (47). Discard lockwashers (36). 13. Remove four locknuts (33), washers (34), capscrews (38), washers (34), and cross gusset bracket (39) from track assemblies (47). Discard locknuts (33). 14. Remove eight rivets (8), four footman loops (9), and straps (7) from litter tray (4). 15. Remove eight locknuts (15), screws (22), four footman loops (21), and straps (24) from track assemblies (47). Discard locknuts (15). c. Inspection 1. Inspect litter tray (4), track assemblies (47), rear gusset supports (20), and wheelhouse gusset supports (28) for cracks, broken welds, and distortion. Replace any component if damaged. 2. Inspect tube roller (10), round support (11), and camrols (6) for warping and damage. Replace any component if damaged. 3. Inspect torsion springs (2), socket head shoulder bolts (1), footman loops (9) and (21), and straps (24) and (7) for damage. Replace any component if damaged.