TM-9-2320-272-23-1
TRUCK, 5-TON, 6X6, M939, M939A1, AND M939A2 SERIES TRUCKS (DIESEL)
TECHNICAL MANUAL; FIELD MAINTENANCE MANUAL; VOLUME 1 OF 5
SEPTEMBER 2012
TM-9-2320-272-23-1 - Page 762 of 1313
STARTER MOTOR INOPERATIVE; NO SOLENOID THUMP - Continued
T0716DAA
R
B
S
54
5B
498
VOM
498
NEUTRAL
START
SWITCH
Figure 10.
Neutral Start Switch Wire 498.
e.
Connect multimeter red lead to contact end of lead 498 at start switch. Refer to point to point schematics.
f.
Connect multimeter black lead to contact end of lead 498 at neutral start switch.
g.
Meter reading should be less than 20 ohms.
CONDITION/INDICATION
IS THERE CONTINUITY BETWEEN CONTACT END OF LEAD 498 AT START SWITCH AND CONTACT END
OF LEAD 498 AT NEUTRAL START SWITCH?
DECISION
NO - Repair wire 498 (Volume 3, WP
0352). Go to Step (15) to verify problem is solved.
YES - Go to Step (11).
TM 9-2320-272-23-1
0088
0088-11
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