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TM 10-3930-643-20
ELECTRICAL SYSTEM TROUBLESHOOTING AND MAINTENANCE. (cont)
5-8.
Instrument Panel Troubleshooting. (cont)
MALFUNCTION
TEST OR INSPECTION
CORRECTIVE ACTION
x. FORKS WILL NOT OSCILLATE OR SEPARATE.
NOTE
Before proceeding with continuity tests, refer to paragraph 2-13 for
i n i t i a l s e t u p i n s t r u c t i o n s.
Step 1.
Test the continuity of the fork control switch.
Disconnect
harness assembly from the switch. Connect multimeter to the
switch terminals.
Turn switch to both positions.
If the multimeter needle does not move, the switch does not have
c o n t i n u i t y.
Replace switch, refer to paragraph 5-30.
Step 2.
Test the continuity of wire assembly. Disconnect wire assembly
from switch.
Connect multimeter to wire assembly.
If the multimeter needle does not move, the circuit does not have
c o n t i n u i t y.
I d e n t i f y a s a d e f e c t i v e w i r e a n d c o n t a c t D i r e ct
Support.
Step 3.
Return M10A Forklift to original equipment condition.
5-76
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