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 321 of 1417
NG81: BATTERY TESTS - Continued
STEP
7.
Perform battery resistance test.
a.
Dial 77 into TEST SELECT and press TEST.
Table
3.
Battery Resistance Test.
Test NO.
Test
77
Battery Resistance
b.
If GO appears, depress starter switch until OFF appears on VTM display.
T0026DAA
Figure 6.
Prompt Message.
Table
4.
Maximum Resistance.
Vehicle
Maximum Resistance
All
13.0 Milliohms/Second
c.
If error message appears, refer to TM 9-4910-571-12&P, correct as necessary, and repeat test.
CONDITION/INDICATION
Is battery resistance less than above limit?
DECISION
YES - Go to Step (8).
NO - Go to Step (9).
TM 9-2320-272-23-2
0203
0203-6
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