TM-9-2320-280-20 HMMWV Technical Manual Unit Maintenance Volume 2 Download
Page 854 of 953
8-18. IDLER ARM MAINTENANCE 1. Remove cotter pin (1) and slotted nut (8) from idler arm (7) and center link (2). Discard cotter pin (1). 2. Using puller, disconnect center link (2) from idler arm (7). 3. Remove two nuts (6), washers (4), capscrews (3), washers (4), and idler arm (7) from frame (5). b. Installation 1. Install idler arm (7) to frame (5) with two washers (4), capscrews (3), washers (4), and nuts (6). Tighten nuts (6) to 60 lb-ft (81 N • m). 2. Install idler arm (7) to center link (2) with slotted nut (8). Tighten slotted nut (8) to 80 lb-ft (108 N• m). 3. Install cotter pin (1) in slotted nut (8). a. Removal INITIAL SETUP: Tools General mechanic’s tool kit: automotive (Appendix B, Item 1) Pickle fork (Appendix B, Item 129) Spring scale, dial indicating (Appendix B, Item 2) Materials/Parts Cotter pin (Appendix G, Item 14) Manual References TM 9-2320-280-10 TM 9-2320-280-24P Equipment Condition Front of vehicle raised and supported (para. 8-2). TM 9-2320-280-20-2 8-54 Change 3 This task covers: a. Removal c. Inspection b. Installation CAUTION Do not loosen slotted nut to install cotter pin. Doing this may result in damage to equipment.