Dexter Laundry WCAD Series Parts & Service Manual

Symptom Probable Cause Suggested Remedy
Water level
too high
Pressure Switch Check for blockage in pressure switch hose. Check for
pressure switch opening circuit across terminals . Replace
switch if contacts do not open.
Water
drains
slowly
Drain System Check hoses and drain valve for blockage. Clean of inad-
equate size. if necessary. Check building drains for blockage
Machine
does not
turn
VFD Check VFD by removing top panel and record power or fault
lights are iluminated. If the fault light is on, turn power off
to machine at breaker for 2 minutes and turn poiwer back
on to reset. If still no display replace VFD
Machine
tumbles in
one direc-
tion
VFD Remove Top cover record if power light of fault lights are
displayed, wee front control for related codes. See fault code
section for more info.
VFD Inspect yellow enable wires from main relay PCB and at VFD
Excessive
vibration
Mounting System Check these areas: • Strength of mounting structure, con-
crete or base. • Mounting bolts may be loose and need
tightening.
Drive Belt Worn drive belt can cause vibration and noise.
Loading Note: Small loads contribute to out of balance loading and
increase vibration.
Machine
does not
spin
Pressure Switch Check pressure switch for continuity across terminals #21 &
#22 indicating pressure switch has reset to the empty posi-
tion. If no continuity, change pressure switch.
Machine
starts and
does not
operate
VFD Check yellow enable wires from relay PCB P13 & motor
P14to VFD advances through cycle are connected. Check
fault code on VFD before removing power from the drive.
Check orange P-15 wire for signal from door switches.
Machine
does not
stop
Main PCB Main PCB controls time cycle at end of cycle
Braking Resistors Check braking resistors for continuity. Verify ohms resis-
tance by Molex.
Water leak-
age around
loading door
Door Adjustment Door may need adjustment due to abuse or wear. Check
tightness around perimeter using a dollar bill. Adjust left
to right tightness by shims at door lock or hinge side. It is
important to center gasket to tub opening before tighten-
ing door to hinge bolts. Chalk may be used on tub front
to show point of contact with tub. If gasket is deformed,
worn, or damaged, replace. Refer to parts section for door
gasket expander kit.
Machine
Starts goes
Directly to
end of cycle
E-Stop buttor or
switch
If machine says PUSH then goes directly to “0” or “00” may
be bad stop Button or switch. Replace switch assembly.
Common Troubleshooting Solutions
Troubleshooting Machine Fault Errors
Displayed on front of washer
The following pages are a description of fault codes that will appear on the front of the
washer. There is a chart format that shows what fault code that will be displayed at washer
front. These codes displayed may stop machine operation or may not stop machine Please
check chart before removing power to reset. PLEASE NOTE: CHECK DRIVE FAULT CODE
BEFORE POWERING MACHINE DOWN!
Fault Description Customer Action
DOOR
LOCK
ERROR
The door failed to
close and lock or
The door failed to
remain locked during
the cycle.
Condition This error is when the Door Locked
signal is not received within one second
after the start of the cycle. After three
attempts to start the washer.
Delay Immediate
Action When the error occurs, the Door Lock
Solenoid will be turned off; all other
outputs will be turned off.
Solution Check VFD fault light. Check to hear if
door motor engaged. Turn off the power
to the washer. Check wire connections
to door /lock switches. Check wire
connections from switches to controller.
Check P-4 Door/Lock wire connections
at PCB controller. Adjust the door lock
mechanism. (See on line service manual
or video)
SLOW
FILL
ERROR
Slow Fill Error Condition This error is when a low water level is
not reach within 7 minutes.
Delay Immediate
Action The washer cycle will continue
Solution Turn off the power to the washer. Check
the operation of the water valves. Check
the incoming water pressure. Check for
blocked or restricted water ow. Check
to ensure the drain valve is functioning
properly.
MEMORY
ERROR
Checksum or Out of
Range Error
Condition Memory error in the controller. The
memory checksum is wrong or a
parameter value is out of range.
Delay Immediate
Action Stop the washer and turn off all the
outputs.
Solution Check VFD fault light before turning off
power. Try a soft Reset of the controller
with the white button. If problem persist
replace PCB controller.
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Part # 8533-080-001 12/15 Part # 8533-080-001 12/15

Dexter Laundry WCAD Series Specifications

General

Brand	Dexter Laundry
Model	WCAD Series
Category	Washer
Language	English