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 667 of 1313
RADIO INTERFERENCE - Continued
STEP
1.
IS ALTERNATOR WIRING IN GOOD CONDITION?
a.
Inspect alternator wiring for defects.
T0640DAA
ALTERNATOR/
ELECTRICAL
WIRING
Figure 1.
Alternator Wiring.
b.
Inspect starter/battery wiring for frays, loose or broken connections, refer to point to point schematic.
c.
Inspect horn wiring for frays, loose or broken connections, refer to point to point schematic.
d.
Inspect transmission wiring for frays, loose or broken connections, refer to point to point schematic.
e.
Inspect wiring for cracked, worn, or missing insulation.
CONDITION/INDICATION
IS ALTERNATOR WIRING IN GOOD CONDITION?
DECISION
YES - Go to Step (2).
NO - Repair wiring as needed (Volume 3, WP
0352). Go to Step (3) to verify problem is solved.
TM 9-2320-272-23-1
0070
0070-2
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