FOLLOW-ON TASKS - TM-9-2320-289-34

3-42. FUEL INJECTOR PUMP HYDRAULIC HEAD MAINTENANCE (Cont) - TM-9-2320-289-34_229

3-43. FUEL INJECTOR PUMP DRIVE SHAFT REPLACEMENT

/.25ton/TM-9-2320-289-34 CUCV Series Trucks at intermediate direct support and general support level Manual
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T M 9 - 2 3 2 0 - 2 8 9 - 34 3-42. FUEL INJECTOR PUMP HYDRAULIC HEAD MAINTENANCE (Con’t). 5. Install new seal on head locating screw (3). Apply a light film of grease to head locating screw. Install new seal and head locating screw and tighten to 15-20 Ib.-ft, (20-27 N.m). 6 . Check head locating screw (3) to ensure that seal was not sheared during installation. If seal was sheared, remove head locating screw, discard seal, and repeat step 5. 7 . Carefully invert fuel injector pump (2). Tighten 2 head locking screws (1) to 15-20 Ib.-ft, (20-27 N.m). FOLLOW-ON TASKS: • Install fuel injector pump regulator and transfer pump blades. (See paragraph 3-41) l Install fuel injector pump servo advance piston. (See paragraph 3-40) l Install fuel injector pump throttle shaft and governor assembly. (See paragraph 3-39) • Calibrate fuel injector pump. (See paragraph 3-45) TA50753 3 - 1 56

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