TM-9-2320-366-20-1 MTV Unit Maintenance Manual M1083 Series - Volume 1 Download
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TEST OPTIONS REASON FOR QUESTION If battery(ies) is unserviceable, 12 vdc circuits will not operate. KNOWN INFO POSSIBLE PROBLEMS Service drive lights OK. Circuit breaker CB70 OK. Faulty relay K2. Faulty master power switch. Faulty dashboard cable assembly. Faulty 100 AMP reverse polarity relay. Faulty 100 AMP reverse polarity relay to power distribution panel (PDP) 24 VDC cable. Faulty battery to 100 AMP reverse polarity relay 24 VDC cable. Faulty 200 AMP reverse polarity relay. Faulty 200 AMP terminal block. Faulty battery to 200 AMP terminal block 24 VDC cable asssembly. Faulty 200 AMP terminal block to reverse polarity relay 24 VDC battery cable. Faulty 200 AMP terminal block to reverse polarity relay 24 VDC load cable. Faulty 200 AMP terminal block to power distribution panel (PDP) 24 VDC cable. e4. 24 VDC CIRCUITS DO NOT OPERATE START WARNING Read WARNING on following page. Are batteries serviceable? 1. NOTE Battery Specific Gravity Test NO YES INITIAL SETUP Equipment Conditions Engine shut down (TM 9-2320-366-10-1). Tools and Special Tools Tool Kit, Genl Mech (Item 46, Appendix C) STE/ICE-R (Item 41, Appendix C) Multimeter, Digital (Item 22, Appendix C) Tester, Antifreeze and Battery (Item 42, Appendix C) Goggles, Industrial (Item 15, Appendix C) Gloves, Rubber (Item 13, Appendix C) Apron, Rubber (Item 3, Appendix C) Socket Set, Socket Wrench (Item 34, Appendix C) Wrench, Torque, 0-200 lb-in. (Item 59, Appendix C) Wrench, Torque, 0-175 lb-ft (Item 58, Appendix C) Wire, Relay Test (Item 9, Appendix E) Materials/Parts Ties, Cable, Plastic (Item 69, Appendix D) Dispenser, Pressure Sensitive Tape (Item 20, Appendix D) Wire, Elect, 50 ft (Item 77, Appendix D) Lockwasher (2) (Item 95, Appendix G) (100 AMP) Lockwasher (2) (Item 73, Appendix G) (200 AMP) Lockwasher (4) (Item 96, Appendix G) (200 AMP) Personnel Required (2) References TM 9-6140-200-14 TM 9-4910-571-12&P Charge battery(ies) (TM 9-6140-200-14) or replace battery(ies) (para 7-55). TM 9-2320-366-20-1 2-268 Change 1 Perform electrical troubleshooting e1. Circuit Breaker Does Not Operate on circuit breaker CB70 prior to beginning this task. Remove and install plastic cable ties as required.