TM-9-2320-280-34 HMMWV Direct Support & General Support Maintenance Manual Download
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TM 9-2320-280-34 12-17. FRONT SUSPENSION FRONT CROSSMEMBER REPLACEMENT This task covers: a. Removal b. Installation INITIAL SETUP: Tools Equipment Condition General mechanic's tool kit: Front lower control arms removed automotive (Appendix G, Item 1) (TM 9-2320-280-20). Lower radiator hose removed (TM 9-2320-280-20). Materials/Parts Horn removed (TM 9-2320-280-20). Fourteen locknuts (Appendix E, Item 60) Radiator front mounting bracket removed (TM 9-2320-280-20). Manual References Differential removed (para. 9-5). TM 9-2320-280-20 Differential support brackets and side mounting TM 9-2320-280-24P brackets removed (para. 12-16). Maintenance Level Direct support a. Removal NOTE Note direction of capscrews for installation. 1. Remove four locknuts (1), washers (2), capscrews (3), washers (2), and two splash shield brackets (5) from frame rails (4). Discard locknuts (1). 2. Remove screw (11), clamp (12), and harness (13) from front crossmember (14). 3. Remove four locknuts (16), washers (6), capscrews (7), and washers (6) from front crossmember (14) and frame rails (4). Discard locknuts (16). 4. Remove six locknuts (15), washers (10), capscrews (9), and washers (10) from front cross- member (14) and left and right front crossmember mounting brackets (8). Discard locknuts (15). 5. Slide front crossmember (14) and mounting brackets (8) down and Out from under vehicle. 6. Remove left and right mounting brackets (8) from crossmember (14). b. Installation 1. Install left and right crossmember mounting brackets (8) in front crossmember (14). 2. Install front crossmember (14) and mounting brackets (8) on frame rails (4) with four washers (6), capscrews (7), washers (6),and locknuts (16). 3. Install six washers (10), capscrews (9), washers (10), and locknuts (15) on left and right mounting brackets (8) and front crossmember (14). 4. Install four washers (2), capscrews (3), washers (2), and locknuts (1) on two splash shield brackets (5) and frame rails (4). 5. Tighten four locknuts (16) to 260 lb-ft (353 N.m). 6. Tighten four locknuts (1) and six locknuts (15) to 90 lb-ft (122 N.m). 7. Install harness (13) on front crossmember (14) with clamp (12) and screw ( 11). 12-26