TM 10-3930-641-20
TROUBLESHOOTING (CONT)
MALFUNCTION
TEST OR INSPECTION
CORRECTIVE ACTION
TRANSMISSION
1. BACKUP WARNING ALARM DOES NOT SOUND WHEN TRANSMISSION SELECTION LEVER IS PUT IN REVERSE.
Step 1. Inspect direction control linkage for defects or incorrect adjustment.
Replace.
Replace.
2. TRANSMISSION DOESN'T WORK WHEN SPEED SELECTION LEVER IS PLACED IN ANY SPEED.
Step 1. Inspect transmission oil level.
Add oil. (See LO 10-3930-641-12.)
Step 2. Inspect speed control linkage for incorrect adjustment and broken or defective parts.
3. TRANSMISSION OIL INDICATOR LIGHT COMES ON DURING OPERATION
Step 1. Inspect oil filter.
4. TRANSMISSION OVERHEATS - TORQUE CONVERTER OIL TEMPERATURE GAGE NEEDLE IS IN RED AREA.
Step 1. Inspect transmission oil level.
Add oil. (See LO 10-3930-641-12.)
Step 2. Inspect magnetic strainer in output transfer gear case.