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 235 of 1417
ABS - CODE B+HI 92 (ABS VOLTAGE ABOVE 32.0 VOLTS)
STEP
1.
IS ABS SUPPLY VOLTAGE ABOVE 33.1 VDC?
a.
Start engine.
b.
Set multimeter to measure VDC.
T0927DAA
BLACK
RED
68-6
68
68
68-6
Figure 1.
Battery Test Points.
c.
Connect multimeter red lead to battery positive (+) terminal. Refer to point to point schematics.
d.
Connect multimeter black lead to battery negative (-) terminal.
e.
Meter reading should be between 21 and 28 VDC.
TM 9-2320-272-23-2
0184
0184-2
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