2-51. MAINTENANCE OF FUEL SUPPLY PUMP

TM-10-4320-315-24 Pumping Assembly Water 600 GPM Trailer Mounted (NSN 4320-01-31448844) Manual
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TM 10-4320-315-24 2-51. MAINTENANCE OF FUEL SUPPLY PUMP This task covers: a. Remove b. Disassemble c. Inspect d. Repair e. Assembly f. Install INITIAL SETUP: Tools Equipment Conditions General Mechanics Tool Kit Pumping assembly is shutdown (refer to TM 10-4320- (Item 1, Appendix B) 315-10). Fuel lines are disconnected (para. 2-43 and 2-49). Materials/parts Lockwashers (TM 10-4320-315-24P) O-Ring (TM 10-4320-315-24P) a. REMOVE. (Figure 2-39) (1) Remove nuts (1), lockwashers (2), O-ring (3), and fuel supply pump (4) from fuel injection pump (5). (2) Discard O-ring (3). b. DISASSEMBLY, (1) Remove bolt (6), seal washer (7), cover (8), gasket (9), and strainer (10). (2) Remove screws (11), pump body (12) with diaphragm from pump housing (13). c. INSPECT. (1) Clean strainer (10) in diesel fuel. Inspect for tears and holes in strainer (10). Replace if tears or holes are present. (2) Check pump body (12) with diaphragm and pump housing (13) for visible damage. Replace if damaged. d. REPAIR. Repair consists of replacement of defective components only. e. ASSEMBLY. (1) Install pump body (12) with diaphragm on pump housing (13) with screws (11). (2) Install strainer (10), gasket (9), and cover (8) with seal washer (7) and bolt (6). f. INSTALL. (1) Position O-ring (3) and fuel supply pump (4) on fuel injection pump (5). (2) Install lockwashers (2) and nuts (1). (3) Prime fuel system. 2-98

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