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TM 10-3930-643-20
ELECTRICAL SYSTEM TROUBLESHOOTING AND MAINTENANCE. (cont)
5-7.
Light System Troubleshooting. (cont)
MALFUNCTION
TEST OR INSPECTION
CORRECTIVE ACTION
e .
STOP LIGHT/TAILLIGHT(S) DOES NOT OPERATE. (cont)
Step 5.
Test the light switch for continuity. Turn light switch to ON
position. Disconnect harness assembly from light switch, as
shown. Connect the multimeter to Pin C for the stop light and
to ground.
If the multimeter needle does not move. the circuit does not have
continuity. Replace light switch, refer to paragraph 5-27.
Step 6.
Repeat step 5 at Pin L for the taillight.
If the multimeter needle does not move, the switch does not have
c o n t i n u i t y.
Replace light switch, refer to paragraph 5-27.
Step 7.
Return M10A Forklift to original equipment condition.
f .
BLACKOUT STOP LIGHT/TAILLIGHT(S) DOES NOT OPERATE.
Step 1.
Remove door assembly and check bulbs.
If the blackout stop light/taillight bulbs are burned out, replace,
refer to paragraph 5-35.
5-36
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