TM-9-2320-272-23-2

TRUCK, 5-TON, 6X6, M939, M939A1, AND M939A2 SERIES TRUCKS (DIESEL)

TECHNICAL MANUAL; FIELD MAINTENANCE MANUAL; VOLUME 2 OF 5

SEPTEMBER 2012

TM-9-2320-272-23-2 - Page 306 of 1417

FIELD MAINTENANCE

NG80: STARTER CIRCUIT TESTS

INITIAL SETUP:

Personnel Required

(2)

References

TM 9-4910-571-12&P

References (cont.)

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0203

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0205

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0303

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0349

TROUBLESHOOTING PROCEDURE

NG80: STARTER CIRCUIT TESTS

NOTE

While cranking engine with bad or discharged batteries, it is possible for VTM to lose power

and come on again after cranking has stopped, displaying - - - -. If this occurs, clean battery

posts and clamps and try again. If VTM still loses power, connect VTM power cable to good

batteries in another vehicle and perform the following tests using test probe cable W2.

TM 9-2320-272-23-2

0202

0202-1