TM-9-2320-366-20-1
M1083 SERIES, 5 TON, 6x6, MEDIUM TACTICAL VEHICLES (MTV)
TECHNICAL MANUAL; MAINTENANCE INSTRUCTIONS; UNIT MAINTENANCE; VOLUME NO. 1 OF 5
FEBRUARY 2006
CHANGE 3
TM-9-2320-366-20-1 - Page 394 of 1824
POSSIBLE PROBLEMS
1.
Are batteries serviceable?
KNOWN INFO
Circuit breaker CB70 OK.
TEST OPTIONS
NO
Charge battery(ies)
(TM 9-6140-200-14) or
replace battery(ies)
(para 7-55).
YES
Faulty battery(ies).
Faulty cab to chassis ground
strap.
Faulty PDP to cab ground cable.
Faulty dashboard cable assembly.
Faulty shunt.
Faulty starter to shunt 24 VDC
cable.
Faulty battery to shunt cable
assembly.
Faulty starter to chassis ground
cable.
Faulty 100 AMP reverse polarity
relay.
Faulty battery to 100 AMP
reverse polarity relay 12 VDC
cable.
Faulty 100 AMP reverse polarity
relay to PDP 12 VDC cable.
Faulty 200 AMP reverse polarity
relay.
Faulty 200 AMP terminal block.
Faulty 200 AMP terminal block
to PDP 12 VDC cable.
Faulty 200 AMP terminal block
to reverse polarity relay 12 VDC
load cable.
Faulty 200 AMP terminal block
to reverse polarity relay 12 VDC
battery cable.
Faulty battery to 200 AMP
terminal block 12 VDC cable
assembly.
Battery Specific Gravity Test
REASON FOR QUESTION
If battery(ies) is unserviceable,
12 vdc circuits will not operate.
START
NOTE
WARNING
Read WARNING
on following page.
Perform electrical troubleshooting e1.
Circuit Breaker Does Not Operate on circuit
breaker CB70 prior to beginning this task.
e3. 12 VDC AND 24 VDC CIRCUITS DO NOT OPERATE
TM 9-2320-366-20-1
2-264
Change 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)
Apron, Rubber (Item 3, Appendix C)
Goggles, Industrial (Item 15, Appendix C)
Gloves, Rubber (Item 13, Appendix C)
Socket Set, Socket Wrench (Item 36, Appendix C)
Tester, Antifreeze and Battery (Item 42, Appendix C)
Wire, Relay Test (Item 9, Appendix E)
Wrench, Torque, 0-175 lb-ft. (Item 58, Appendix C)
Wrench, Torque, 0-200 lb-in. (Item 59, Appendix C)
References
TM 9-6140-200-14
TM 9-4910-571-12&P
INITIAL SETUP
Equipment Conditions
Engine shut down (TM 9-2320-366-10-1).
Materials/Parts
Dispenser, Pressure Sensitive Adhesive Tape
(Item 20, Appendix D)
Lockwasher (Item 75, Appendix G)
Lockwasher (Item 83, Appendix G)
Lockwasher (Item 86, Appendix G)
Lockwasher (Item 87, Appendix G)
Lockwasher (4) (Item 96, Appendix G)
Lockwasher (2) (Item 72, Appendix G)
Self-locking Nut (Item 167, Appendix G)
Ties, Cable, Plastic (Item 69 Appendix D)
Wire, Elect, 50 ft (Item 71, Appendix D)
Personnel Required
(2)
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