4-11 INJECTOR REPAIR

LUBE OIL PUMP ASSEMBLY REPAIR (CONT) - TM-10-4320-307-24_490

TM-10-4320-307-24 Pump Assembly (Mainline) Diesel Engine Driven 800 GPM NSN 4320-01-193-3430 Manual
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TM 10-4320-307-24 4-11 INJECTOR REPAIR. This task covers: a. Disassembly b. Cleaning/Inspection/Repair c. Assembly INITIAL SETUP Tools Materials/Parts (Continued) Tool kit, general mechanic's (Item 1, Appendix B) Diesel fuel oil (Item 11, Appendix C) Crows foot wrench Mineral spirits Depth micrometer Lint-free rags (Item 19, Appendix C) Spring tester Lubricating oil (Item 22, Appendix C) Cup retainer wrench Equipment Magnifying glass Condition Materials/Parts Reference Condition Description Dry cleaning solvent (Item 30, Appendix C) Paragraph Injectors removed Pigment (Item 24, Appendix C) 3-35 Lapping and grinding compound (Item 18, General Safety Instructions Appendix C) Well ventilated area for cleaning DISASSEMBLY: 1. Install injector body wrench in vise. 2. Slide flat, machined areas in fuel supply groove of injector into body wrench. 3. Using crowfoot wrench, remove locknut (1). 4. Remove injector stop screw (2) from injector adapter (3). 5. Remove link (4), retainer clip (5), tappet (6), injec- tor plunger link (7), plunger (8), and injector spring retainer (9) from injector adapter (3). 6. Remove compression springs (10 and 11) from injector adapter. 4-80

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