TM 10-3510-222-24
Table 3-2. DIRECT SUPPORT WASHER TROUBLESHOOTING PROCEDURES - continued
MALFUNCTION
TEST OR INSPECTION
CORRECTIVE ACTION
7.
WASHER FILL LEVEL TOO LOW (well below lowest setting).
WARNING
High voltage is present inside control console.
Do not perform maintenance with power on.
Death or serious injury may result.
Step 1. Check for inoperative water level switches with power off, perform continuity check from common to
normally closed.
a.
If switch is defective, replace water level switch. Refer to paragraph 3-30, Control Panel.
b.
Check for clog in level sensor inhibiting float movement. Remove clog.
Step 2. Check for damaged solenoid valve.
If damaged, replace solenoid valve. Refer to paragraph 3-29, Control Console.
8.
WASHER FILL LEVEL TOO HIGH (well above setting or water overflowing into the overflow line).
WARNING
High voltage is present inside control console.
Do not perform maintenance with power on.
Death or serious injury may result.
Step 1. Check for inoperative water level switches with power off, perform continuity check from common to
normally closed.
a.
If switch is defective, replace water level switch. Refer to paragraph 3-30, Control Panel.
b. Check for clog in level sensor inhibiting float movement.
Remove clog.
Step 2. Check for damaged solenoid valve.
If damaged, replace solenoid valve. Refer to paragraph 3-29, Control Console.
9.
WASHER DOOR WILL NOT OPEN
Step 1. Check for clog in pressure switch air sensing line. Remove clog.
Step 2. Check for defective pressure switch, replace pressure switch in control console. Refer to paragraph 3-29,
Control Console.
10. WASHER WILL NOT DRAIN
Check for clog in washer drain.
Remove clog.
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