TM-9-2320-280-20 HMMWV Technical Manual Unit Maintenance Volume 1 Download
Page 101 of 890
Table 2-1. Unit Level Preventive Maintenance Checks and Services HMMWV (Cont'd) ITEM NO. INTERVAL ITEM TO BE INSPECTED PROCEDURES 8 Semi- 60, 100, and a. Inspect alternator and voltage a. Mounting bolts Annual 200 Amp regulator (200 amp only) for condition, missing or alternator Alternators proper installation, and security of damaged. mounting. b. Inspect electrical wiring for b. Wiring frayed, broken, broken strands, frayed, cracked or worn or loose connections. insulation, and loose connections. c. Deleted d. Check alternator mounting bolts d. Any alternator for security of mounting. Tighten mounting bolt is loose. bolts to 40 lb-ft (54 N • m). 9 Semi- Accelerator Inspect for bends, excessive play, cracks, Linkage damaged, bent, Annual Linkage and damage that could cause failure. or cracked. 10 Semi- Suspension Annual and Steering System a. Remove wheel and tire assembly a. Capscrews or locknuts (para. 8-3). Check front and rear are finger or hand lower ball joint mounting. For M996, turnable. M997, M1042, M1037, M1097, M1123, and “A1” and “A2” series vehicles, tighten rear lower ball joint to lower control arm locknuts to 60 lb-ft (81 N • m) and front to 35 lb-ft (48 N • m). All other models, tighten front and rear lower ball joint to lower control arm locknuts to 35 lb-ft (48 N • m) and ensure cotter pin is present. Tighten ball joint slotted nut to 73 lb-ft (99 N • m) and ensure cotter pin is present. b. Check front and rear upper ball joint b. Capscrews or locknuts mounting. Tighten upper ball joint to are finger or hand upper control arm locknuts to 21 lb-ft turnable. 29 (N • m). Tighten upper control arm to control arm bracket locknuts to 260 lb-ft (353 N • m) . Tighten ball joint slotted nut to 65 lb-ft (88 N • m) and ensure cotter pin is present. c. Lubricate front and rear upper ball joints with GAA. NOTE If access to locknut is a problem, remove geared hub from control arm (para. 6-11). TM 9-2320-280-20-1 2-10 Change 1 NOT FULLY MISSION CAPABLE IF: NOTE Do not over lubricate ball joints, one or two shots is adequate.