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TM 10-3930-643-20
TRANSMISSION TROUBLESHOOTING AND MAINTENANCE. (cont)
6-1.
Transmission Troubleshooting. (cont)
MALFUNCTION
TEST OR INSPECTION
CORRECTIVE ACTION
a. OVERHEATING.
Check transmission oil level.
If level is low, add oil, refer to LO 10-3930-643-12.
b .
SHIFTING PROBLEMS (DOES NOT SHIFT/SHIFTS ROUGH/SLIPS).
Step 1. Check transmission oil level.
If level is low, add oil, refer to LO 10-3930-643-12. Notify Direct
Support.
If level is correct, go to step 2.
Step 2.
Inspect transmission controls and linkages for binding or
improper adjustment.
If adjustment is needed, adjust as necessary, refer to paragraph
6-2.
If adjustment does not correct problem, notify Direct Support.
c. TRANSMISSION MOVES WHEN IN NEUTRAL.
The M10A Forklift should never move when in neutral.
If M10A Forklift moves when in neutral, shut vehicle down and notify
Direct Support.
d.
TORQUE CONVERTER OVERHEATS.
Step 1. Check transmission oil level and condition.
If level is low, add oil.
Refer to LO 10-3930-643-12.
Step 2. Operates in improper range.
Shift down.
6-2
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