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ELECTRICAL SYSTEM TROUBLESHOOTING AND MAINTENANCE.
TM 10-3930-643-20
5-3.
Starting System Troubleshooting.
-
MALFUNCTION
TEST OR INSPECTION
CORRECTIVE ACTION
a .
STARTER MOTOR FAILS TO CRANK.
NOTE
Before proceeding with continuity tests, refer to paragraph 2-13 for
initial setup instructions.
Step 1.
Insure that all controls are in their proper position.
If forward and reverse lever is in forward or reverse position,
shift lever to neutral position.
Step 2. Inspect electrical connections to insure that they are clean
and secure.
I f e l e c t r i c a l c o n n e c t i o n s n e e d c l e a n i n g o r s e c u r i n g , r e f e r t o
paragraph 2-13.
Step 3.
Test the continuity of the magnetic switch.
Connect multimeter
to terminal and ground.
If the multimeter needle does not move, the circuit does not have
continuity. Replace magnetic switch, refer to paragraph 5-32.
Step 4.
T e s t c o n t i n u i t y o f t h e s t a r t e r l o c k o u t r e l a y s .
Connect
multimeter to terminals on relay.
If the multimeter needle does not move, the circuit does not have
c o n t i n u i t y .
Replace starter lockout relays, refer to paragraph
5-11.
5-9
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