TM 10-3930-641-34-1
TRANSMISSION TROUBLESHOOTING (CONT)
MALFUNCTION
TEST OR INSPECTION
CORRECTIVE ACTION
3. WARNING ALARM DOES NOT SOUND WHEN TRANSMISSION SELECTION LEVER IS MOVED FROM NEUTRAL WHILE ENGINE IS RUNNING AND
PARKING BRAKE IS ON (CONT)
Step 4. Test warning system wiring circuit. (See TM 10-3930-641-20.)
Repair as necessary. (See TM 10-3930-641-20.)
Step 5. Inspect transmission control lock.
Repair and adjust as necessary. (See pages 4-217, 4-221.)
4. BACK-UP WARNING ALARM DOES NOT SOUND WHEN TRANSMISSION SELECTION LEVER IS PUT IN REVERSE
Step 1. Inspect direction control linkage for defects or incorrect adjustment.
Adjust linkage and repair defective parts. (See TM 10-3930-641-20.)
Step 2. Test warning alarm switch. (See TM10-3930-641-20.)
Replace warning alarm switch. (See TM 10-3930641-20.)
Step 3. Test back-up warning alarm.
Replace back-up warning alarm. (See TM 10-3930-641-20.)
Step 4. Test back-up alarm wiring circuit.
Repair circuit as necessary. (See TM 10-3930-641-20.)
5. TRANSMISSION SELECTION LEVER DOES NOT RETURN TO NEUTRAL WHEN A DIRECTION IS SELECTED AND ENGINE IS RUNNING WITH THE
PARKING BRAKE ON
Step 1. Test and inspect transmission control lock group. (See pages 4-217, 4-221.)
Adjust or repair as necessary. (See pages 4-217, 4-234.)
Step 2. Test parking/emergency brake system.
Adjust or repair as necessary. (See TM 10-3930-641-20.)
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