TM-9-2350-277-20-5 Unit Maintenance Manual Volume 5 M113A3 M577A3 M1064A3 M1068A3 M58 Download
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TM 9-2350-277-20-5 REPLACE M3 NBC HEATERS AND CONTROLLERS (M1059A3 ONLY) — Continued 0797 00 12. Disconnect two leads (19) from driver’s controller (20) and driver’s heater (21). 13. Remove two screws (22), lockwashers (23), and clamps (24) from bulkhead. Remove clamps from leads (19). Discard lockwashers. 14. Disconnect circuit 537B lead (25) from driver’s heater controller (20). 15. Remove four screws (26), eight washers (27), four locknuts (28), and driver’s controller (20) from bracket (29). Discard locknuts. 16. Loosen two clamps (30) and remove inlet hose (31) and outlet hose (32) from driver’s heater (21). 17. Remove four screws (33), eight washers (34), four locknuts (35), and driver’s heater (21) from bracket (36). Discard locknuts. 0797 00-5