TM-9-2320-387-24 HMMWV Direct Support & General Support Maintenance Manual Volume 1 Download
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TM 9-2320-387-24-l I 8-14. PITMAN ARM REPLACEMENT This task covers: a. Removal b. Installation INITIAL SETUP: Tools General mechanic’s tool kit: automotive (Appendix B, Item 1) Maintenance and repair shop equipment: automotive (Appendix B, Item 21 Puller kit (Appendix B, Item 157) Materials/Parts Cotter pin (Appendix G, Item 35) Lockwasher (Appendix G, Item 2401 Manual References TM 9-2320-387-10 TM 9-2320-387-24P Equipment Condition Front of vehicle raised and supported (para. 8-2). Maintenance Level Unit NOTE Ensure front wheels are in straight-ahead position while pitman arm is removed and installed. II 1. Remove nut (1) and lockwasher (2) from steering gear shaft (4). Discard lockwasher (2). 2. Using puller, remove pitman arm (3) from steering gear shaft (4). 3. Remove cotter pin (6) and slotted nut (7) from pitman arm (3) and center link (5). Discard cotter pin (6). 4. Using puller, remove pitman arm (3) from center link (5). b. Installation 1. Install pitman arm (3) on steering gear shaft (4) with lockwasher (2) and nut (1). 2. Install pitman arm (3) on center link (5) with slotted nut (7). Tighten slotted nut (7) to 80 lb-R (108 Nom). 3. Tighten nut (1) to 185 lb-R (251 N-m). CAUTION Do not loosen slotted.nut to install cotter pin. Doing this may result in damage to equipment. 4. Install cotter pin (6) in slotted nut (7). 8-40