Dexter Laundry T900 - Page 55

Symptom Probable Cause Suggested Remedy
Door will
not open
Door Rod Check to see that door rod from solenoid to lock ass’y is
long enough to allow lock ass’y to disengage. If not, adjust
rod.
Gear Motor Check the door lock motor. Make sure the motor is not stuck
or in a bind. If motor does not move freely, replace locking
motor.
No hot
water in
detergent
dispenser
Water Valve Coil Check coil continuity at terminals and replace if no continu-
ity. 120 V power only on for 20 second in wash bath.
Water Inlet Check water inlet screens for blockage and clean screens if
necessary.
Water Check to insure that water is turned on and operating.
P-20 Wire Harness Check black & white harness.
Hot water
does not
enter tub in
wash
Water Valve Coil Check coil continuity at terminals and replace if no continu-
ity. Check for 120 V power from main relay PCB
Water Inlet Check water inlet screens for blockage and clean if neces-
sary screens
Water Check to insure that water is turned on and operating.
Blk or Wht wire at
main controller
Check black or white wires at Molex plug on PCB at main
controller and at relay PCB.
Pressure Switch Check pressure switch continuity between terminals . If no
continuity, check pressure switch hose for obstruction. If
hose okay, change pressure switch.
No cold
water to tub
in wash
Water Valve Coil Check coil continuity at terminals and replace if no continu-
ity.
Water Inlet
Screens
Check water inlet screens for blockage and clean if neces-
sary.
Water Check to insure that water is turned on and operating.
Blk or whit wire
at controller and
main relay PCB
Check black or white wires at Molex plug on PCB at main
controller and at relay PCB.
Pressure Switch Check pressure switch continuity between terminal contacts.
If no continuity, check pressure switch hose for obstruction.
If hose okay, change pressure switch.
Water
comes in
but level
does not
rise
Drain Valve (open) Check these areas • Drain valve blockage • Drain valve mo-
tor and gear train. If power but drain valve does not close,
replace valve. • Power to the drain valve. If no power to
drain valve, check (brn/yel) circuit for power.
Blk or whit wire at
controller
Check black and white wires at molex plug on main PCB
controller and at main relay PCB
Water does
not ush
softener
compart-
ment.
Water Valve Coil Check coil continuity at terminals and replace if no continu-
ity.
Water Inlet
Screens
Check water inlet screens for blockage and clean if neces-
sary.
Water Check to insure that water is turned on and operating.
Common Troubleshooting Solutions
55
Part # 8533-081-001 1/18