TM 9-2320-361-20 7-14. FRONT SPRING SHACKLE REPLACEMENT This task covers: a. Removal b. Installation INITIAL SETUP: APPLICABLE MODELS REFERENCES (TM) All LO 9-2320-209-12-1 MATERIALS/PARTS TM 9-2320-361-10 TM 9-2320-361-20P Four locknuts EQUIPMENT CONDITION Parking brake set (TM 9-2320-361-10). Front right wheel removed (para. 9-2). NOTE Left and right front spring shackles are replaced the same way. This procedure covers the right side. 1. 2. 3. Raise front of vehicle and remove two jack stands (16) from under front axle (15). Support vehicle at flame (22) with two jack stands (16). Place hydraulic jack (11) under front axle (15). 4. 5. 6. 7. 8. 9. 10. 11. 12. Remove jamnut (12), nut (13), retainer (14), and rubber bushing (10) from shock absorber piston rod (6). Push shock absorber piston rod (6) up and out of plate (9). Remove rubber bushing (8) and retainer (7) from shock absorber piston rod (6). Remove two locknuts (17) and screws (20) from shackle (4). Discard locknuts (17). Remove two lubrication fittings (19) from pins (18) and (21). Remove pin (18) from spring (5). Lower hydraulic jack until spring (5) is free of shackle (4). Remove two locknuts (3) and screws (1) from hanger (2). Discard locknuts (3). Remove pin (21) and shackle (4) from hanger (2). 1. 2. 3. 4. 5. 6. 7. 8. 7-32 Install shackle (4) in hanger (2) with pin (21). Aline grooves in pin (21) with screw (1) holes in shackle (4). Install two screws (1) and new locknuts (3) on hanger (2). Lift front axle (15) and spring (5), aline holes in spring (5) and shackle (4), and install pin (18). Aline grooves in pin (18) with retaining screw (20) holes in shackle (4). Install two screws (20) and new locknuts (17) on shackle (4). Install two lubrication fittings (19) in pins (18) and (21). Install retainer (7) and rubber bushing (8) on shock absorber piston rod (6). Ensure lip of rubber bushing (8) is seated towards hole in plate (9). Extend shock absorber piston rod (6) through hole in plate (9), and install rubber bushing (10), retainer (14), and nut (13) on shock absorber piston rod (6). Tighten nut (13) until bushings (8) and (10) start to bulge. Install jamnut (12) on piston rod (6) and tighten against nut (13).