TM 9-2320-361-34 3-14. ENGINE OIL COOLER REPLACEMENT THIS TASK COVERS: a. Removal b. Installation INITIAL SETUP APPLICABLE MODELS REFERENCES (TM) All TM 9-2320-361-20 TOOLS TM 9-2320-361-34P General mechanic’s tool kit EQUIPMENT CONDITION (Appendix B, Item 1) . Engine coolant drained (TM 9-2320-361-20). 11/16-in. flare wrench (Appendix B, Item 52) . Secondary fuel filter head removed MATERIALS/PARTS (TM 9-2320-361-20). Thirteen lockwashers (Appendix F, Item 121) Two preformed packings (Appendix F, Item 179) Gasket (Appendix F, Item 48) Gasket (Appendix F, Item 49) Cap and plug set (Appendix C, Item 5) Sealing compound (Appendix C, Item 17) CAUTION Cap or plug all openings immediately after disconnecting lines and hoses to prevent contamination. Remove caps or plugs prior to installation. Failure to do so may result in damage to equipment. a. Removal 1. Remove nut (3) and lockwasher (4) from stud (20). Discard lockwasher (4). 2. Remove four dust covers (1) from injector ports (22) and slide up injector line (23) and three lines (2). 3. Remove two locknuts (27), screws (26), washers (25), and clamps (24) from injector line (23). NOTE Tag injector lines for installation. 4. Remove injector line (23) from injector pump port (22). 5. Remove three injector lines (2) from injector pump ports (22) and injectors (9) and remove injector line retainer clamp (5) and washer (21) from stud (20). 6. Remove nut (14), lockwasher (13), and clamp (12) from stud (8). Discard lockwasher (13). NOTE Have drainage container ready to catch coolant. 7. Remove eleven nuts (16), lockwashers (15), cover (17), gasket (11), oil cooler (10), gasket (18), and two preformed packings (19) from oil cooler housing (6), and studs (7) and (8). Discard gaskets (11) and (18), preformed packings (19), and lockwashers (15). 8. Remove gasket remains from cover (17), oil cooler (10), and oil cooler housing (6). 3-46