TM-9-2350-277-20-5 Unit Maintenance Manual Volume 5 M113A3 M577A3 M1064A3 M1068A3 M58 Download
Page 688 of 928
TM 9-2350-277-20-5 REPLACE M13 NBC HEATER HOSES (M1068A3 ONLY) — Continued 0790 00 6. Remove driver’s inlet hose (12), with grommet (19), from welded frame. Discard grommet if damaged. 7. Loosen clamp (1) on commander’s outlet hose (2). Remove hose from connector (3) and commander’s heater (4). 8. If upper bracket (5) is damaged, remove two screws (7), lockwashers (8), washers (38), bracket, and spacer from commander’s bulkhead. Discard lockwashers. 9. If lower bracket (9) is damaged, remove two screws (10), lockwashers (11), washers (39), and bracket from commander’s bulkhead. Discard lockwashers. 10. Cut all straps (12) securing commander’s inlet hose (13) to electrical leads. Discard straps. 11. Remove screw (14), lockwasher (15), and clamp (16) from commander’s bulkhead. Remove clamp from commander’s inlet hose (13). Discard lockwasher. 12. Remove three screws (17), six washers (18), three locknuts (19), and clamps (20) from crossbeam. Remove clamps from commander’s inlet hose (13). Discard locknuts. 13. Loosen two clamps (21) on commander’s inlet hose (13). Remove hose from commander’s heater (4) and manifold (22). 14. Remove commander’s inlet hose (13), with grommet (23), from welded frame. Discard grommet if damaged. 15. Loosen clamp (24) on forward operator’s outlet hose (25). Remove hose from connector (26) and forward operator’s heater (27). 16. If any of three brackets (28) are damaged, remove two screws (29), four washers (30), two lockwashers (40), two nuts (31) and damaged bracket (28) from bracket (32). Discard lockwashers. 0790 00-2