TM 9-2815-225-34&P 3-44. OIL PUMP REPAIR THIS TASK COVERS: a.  Disassembly c.  Inspection b.  Cleaning d.  Assembly INITIAL SETUP: APPLICABLE MODELS PERSONNEL REQUIRED All Automotive repairman MOS 63H SPECIAL TOOLS REFERENCES (TM) Spacer mandrel (15434) ST-1157 None DFC pressure valve fixture (15434) 3376011 TROUBLESHOOTING REFERENCES TEST EQUIPMENT Para. 2-8 None EQUIPMENT CONDITION MATERIALS/PARTS Oil pump removed (para. 3-19). Solvent, SD-3 (Appendix C, Item 30) Oil, lubricating, OE/HDO 10 (Appendix C, Item 20) SPECIAL ENVIRONMENTAL CONDITIONS Sealant, thread (liquid) (Appendix C, Item 27) Work area clean and away from blowing dirt and Gasket (15434) 203145 (M915/Big Cam I) dust. Gasket (15434) 3014778 (M915Al/Big Cam III) Three lockwashers (15434) S610 GENERAL SAFETY INSTRUCTIONS (M915/Big Cam I)    Wear eye protection when cleaning with com- Two preformed packings (15434) 145504 pressed air and when removing pressure regulator (M915A1/Big Cam III) assembly.    Use solvents in well-ventilated area and away from open flame. LOCATION/ITEM ACTION REMARKS a.  Disassembly NOTE Perform steps 1 through 10 for M915/Big Cam I only. Perform steps 11 through 18 for M915A1/Big Cam III only. 1. Gear (28) and woodruff key Remove from shaft (11).   Use a suitable gear puller. (9) 2. Snapring (21) and coupling Remove from shaft (11). (20) 3. Screw (19), washer (18), Remove from body (7) and Discard lockwashers (25). screw (22), washer (24), housing (16). screw (26), three screws (23), and lockwashers (25) 4. Housing (16) and gasket Remove from pin (10) and body Use a soft-nose hammer to (15) (7). loosen housing (16). 3-246