TM 10-3510-222-24
Table 3-2. DIRECT SUPPORT WASHER TROUBLESHOOTING PROCEDURES
MALFUNCTION
TEST OR INSPECTION
CORRECTIVE ACTION
1.
WASHER WILL NOT OPERATE.
Step 1. Check for blown fuse inside control box.
If fuse is blown, replace fuse. Refer to paragraph 3-32, Chassis Control.
Step 2. Check for broken wiring. Use a multimeter and test wiring for continuity.
If wire is broken, replace defective wire. Refer to FO-2 Washer Wiring Diagram.
2.
WASHER WILL NOT FILL WITH COLD/HOT WATER IN AUTOMATIC MODE.
Check relay.
Replace K11, K12, K13 if defective. Refer to paragraph 3-32, Chassis Control.
3.
WASHER CYLINDER WILL NOT ROTATE IN AUTOMATIC MODE.
Step 1. Check K9 relay.
Replace relay if defective. Refer to 3-32, Chassis Control.
Step 2. Check for defective gear reducer. Check for rough or high-friction turning of shafts.
Repair or replace reducer. Refer to paragraph 3-24, Reducer and Output Quill.
4.
WASHER CYLINDER ROTATES ONLY IN ONE DIRECTION.
Check reversing contactors in control panel.
Replace reversing contactor. Refer to paragraph 3-32, Chassis Control.
5.
WASHER CYLINDER ROTATES, AUTOMATIC FUNCTION DOES NOT OPERATE.
Step 1. Check card for damage.
Replace card.
Step 2. Check for power on cycle timer.
Replace cycle timer. Refer to paragraph 3-32, Chassis Control.
Step 3. Check functioning of AUTO/MANUAL switch.
Replace AUTO/MANUAL switch. Refer to paragraph 3-30, Control Panel.
6.
WASHER ROTATES IN ONE DIRECTION ONLY WITHOUT STOPPING.
Step 1. Check that the movement timing motor is turning.
Replace movement timing motor. Refer to 3-32, Chassis Control.
Step 2. Check operation of movement timing switches.
Replace switches. Refer to 3-32, Chassis Control.
Step 3. Check functioning of reversing contactor.
Replace reversing contactor. Refer to 3-32, Chassis Control.
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