TM-9-2350-261-20-1 Unit Maintenance Manual Volume 1 M113A2 M577A2 M1064 M1068 M1059 M901A1 Download
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TM 9-2350-261-20-1 REPLACE FUEL SUPPLY HOSES, TUBES, AND FITTINGS (M577A2 AND M1068 ONLY) — Continued 0158 00 1. Disconnect personnel heater fuel hose (15) from shutoff valve (1), if installed. 2. Remove shutoff valve (1) and nipple (2) from tube (3). 3. Remove four screws (14) and lockwashers (13) that secure four ground leads (7), clamps (12), and two elbows (5) to four weldnuts (11). Discard lockwashers. 4. Remove four locknuts (10), lockwashers (9), and screws (8) that secure four leads (7) and clamps (4) to elbows (5) and tubes (3) and (6). Discard locknuts and lockwashers. 5. Remove plug (1), draincock (2), nipple (3), and bushing (4) from tube (5). Separate plug from draincock, draincock from nipple, and nipple from bushing. 6. Remove four screws (6), lockwashers (7), and clamps (8) that secure four hose assemblies (9) to weldnuts (10). Discard lockwashers. 7. Disconnect four hose assemblies (9) from nipples (11). 8. Remove four nipples (11) from two fuel tanks (12). 9. Disconnect four hose assemblies (9) from two elbows (13). 10. Remove two clamps (14) and hose (15) from elbow (13) and tube (5). 11. Remove two clamps (16) and hose (17) from elbow (13) and tube (18). 12. Remove screw (19), lockwasher (20), and clamp (21) securing elbow (13) to weldnut (22). Discard lockwasher. 13. Remove two clamps (23) and hose (24) from two tubes (5) and (18). 14. Remove four clamps (25) that secure two hoses (26) to two elbows (13) and fuel tanks (12). Remove hoses. 0158 00-2