TM 10-3510-222-24
Table 3-4. DIRECT SUPPORT EXTRACTOR TROUBLESHOOTING PROCEDURES
MALFUNCTION
TEST OR INSPECTION
CORRECTIVE ACTION
1. EXTRACTOR FAILS TO START.
WARNING
High voltage is present on this equipment.
Do not perform maintenance with power on.
Death or serious injury may result.
Step 1. Check for tripped drive motor breaker.
a.
Remove box cover on side of extractor.
b.
If breaker is tripped, set to OFF, then back to ON position.
c.
If breaker will not reset, replace circuit breaker.
Step 2. Check for improper function and/or improper adjustment of lid closed switch. With power off, measure
continuity of lid closed switch as lid is opened and closed.
If switch does not work, replace or adjust switch. Refer to paragraph 3-49, Lid Closed Switch.
Step 3. Check for improper function and sticking of lid locked solenoid and/or linkage.
If solenoid or linkage is defective, replace lid locked solenoid and tighten or replace linkage. Refer to
paragraph 3-55, Lid Locked Solenoid and Linkage.
Step 4. Check continuity of push-to-start button.
If continuity doesn't exist, change push-to-start button. Refer to paragraph 3-43, Pushbutton Switch.
2. EXTRACTOR STARTS BUT BASKET FAILS TO TURN.
Step 1. Check brake linkage, solenoid, and spring for improper adjustment and improper function. Brake should
release during spin cycle.
If brake assembly is improperly adjusted, adjust brake. Refer to paragraph 3-47 Extractor Brake.
Step 2. Check drive unit for damage and oil leaks.
If drive unit is damaged or leaking, repair drive unit. Refer to paragraph 3-46, Drive Unit.
Step 3. Check for broken wiring. Use a multimeter and test wiring. Refer to FO-3, Extractor Wiring Diagram.
3.
EXTRACTOR RUNS TOO LONG.
Check for improper function of timer. Observe movement of red pointer during spin cycle.
If pointer fails to move, replace timer. Refer to paragraph 3-53, Timer.
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