TM-9-2320-387-24 HMMWV Direct Support & General Support Maintenance Manual Volume 1 Download
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TM9-2320-387-24-l 9-7. REAR BUMPER REPLACEMENT (Cont’d) 5. 6. 7. 8. Install two tiedown rings (161 on rear bumper (10) and two mounting brackets (3) with nuts (2). Tighten nuts (2) to 16 lb-R (22 Nom), back off to the nearest cotter pin (1) slot, and install two cotter pins (11. Install rear bumper (10) on two braces (22) with four washers (201, capscrews (19), washers (201, and locknuts (23). Tighten locknuts (23) to 90 lb-ft (122 Nom). Install plate (11) and trailer receptacle (81 on rear bumper (10) with two capscrews (12) and nut and lockwasher assemblies (9). Tighten nut and lockwasher assemblies (9) to 8 lb-ft (11 N.m). Install trailer receptacle cover (14) on trailer receptacle (81 and rear bumper (10) with four cap- screws (13) and nut and lockwasher assemblies (7). Tighten nut and lockwasher assemblies (7) to 6 lb-ft (11 N-m). FOLLOW-ON TASK: Install towing pintle (para. 9-9). 9-9