Quantcast 3-61.  FUEL PUMP FRONT COVER AND GOVERNOR REPAIR

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TM 9-2815-225-34&P 3-61.  FUEL PUMP FRONT COVER AND GOVERNOR REPAIR THIS TASK COVERS: a.  Removal f.  Installation b.  Disassembly (M915A1/Big Cam III) g.  Disassembly (M915/Big Cam I) c.  Cleaning h.  Inspection (M915/Big Cam I) d.  Inspection (M915A1/Big Cam III) i.  Assembly (M915/Big Cam I) e.  Assembly (M915A1/Big Cam III) INITIAL SETUP: APPLICABLE MODELS PERSONNEL REQUIRED All Fuel and electrical systems repairman MOS 63G SPECIAL TOOLS REFERENCES (TM) Fuel pump mounting plate (15434) 3375133 None Ball joint vise (15434) ST-302 Front cover and main shaft assembly tool kit TROUBLESHOOTING REFERENCES (15434) 3375175 Para. 2-8 Oil seal assembly tool (15434) ST-419 Plunger protrusion checking tool (15434) EQUIPMENT CONDITION ST-1241 Fuel pump removed (para. 3-16). TEST EQUIPMENT SPECIAL ENVIRONMENTAL CONDITIONS None Work area clean and away from blowing dirt and dust. MATERIALS/PARTS Solvent, SD-3 (Appendix C, Item 30) GENERAL SAFETY INSTRUCTIONS Diesel fuel, regular (Appendix C, Item 19) Always wear eye protection when using compressed Cover-to-fuel pump gasket (15434) 100754 air. Tachometer drive seal (15434) 212603 Two shaft seals (15434) 3019962 LOCATION/ITEM ACTION REMARKS a.  Removal NOTE   Steps 5 through 36 are performed in repairing fuel pump front cover and governor for fuel pumps used on the M915A1/Big Cam III engine.   Steps 37 through 58 are performed in repairing fuel pump front cover and governor for fuel pumps used on the M915/Big Cam I engine. 1.   Fuel pump front cover Install on fuel pump mounting Use fuel pump mounting plate assembly (1) plate (32) and ball joint vise (33). (3375133) (32) and ball joint vise (ST-302) (33). 2.   Screw (30) and plastic Remove from fuel pump front Discard plastic bushing seal (31). bushing seal (31) cover assembly (1). 3.   Screw (29), washer (27), and Remove from fuel pump front lockwashers (28) cover assembly (1). 4.   Five captive washer screws Remove from fuel pump front Tap fuel pump main housing (34) (26), fuel pump main cover assembly (1). with plastic-face hammer to housing (34), and cover-to- loosen.  Discard cover-to-fuel fuel pump gasket (21) pump gasket (21). 3-408


 


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