E D R O
D
y n a
W
a s h
®
T
h r e e
P
o c k e T
W
a s h e r
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x T r a c T o r s
66
TROUBLESHOOTING GUIDE
SYMPTOM
PROBABLE CAUSE
A. Washer will not start. Power On light is
off.
Defective power supply cable.
Power supply circuit open.
Loose or broken wire.
B. Washer will not start; Power On light is
“ON”.
Fuse in 220 volt line blown.
Loose or broken wire.
C. Wash starts, then stops completely with
intermittent COM error box on screen.
Voltage feedback into expander unit, check all Y
output devices for continuity.
D. Fuses blow continuously.
Incorrect fuse size.
Short circuit.
E. Water enters washer when not in
operation.
Dirt inside fill valve.
Broken fill valve diaphragm.
F. Washer does not fill with water.
Water line valve closed.
Fill valve screen clogged.
Dirt clogging fill valve diaphragm.
Defective fill valve coil.
Defective level switch.
Defective valve relay output.
G. Water does not drain.
Drain valve or drain line clogged.
Defective drain valve.
Defective drain control relay output.
H. Cylinder does not reverse; rotates in one
direction with long pauses during wash steps.
Defective reversing contactor.
Defective reverse control relay output.
I. Program does not advance.
Loose or broken wires.
Defective level switch.
J. (2-Motor) Drive motor does not operate.
Motor overheated.
Defective motor.
K. (2-Motor) Drive motor goes on and off er-
ratically in both directions while in low speed.
High or low power supply voltage.
Defective motor.
L. (2-Motor) Drive motor fails to turn in high
speed.
Defective high speed contactor.
Defective safety level switch.
Defective high speed control relay.
Defective motor winding.
M. (2-Motor) Dirve motor fails to turn in low
speed.
Defective low speed contactor.
Defective “interlocking” contact in low speed contactor.
Defective motor winding.
NOTE
Before attempting any repairs, consult this trouble shooting guide
by locating the symptom closest to the symptom of your washer.
Then, check each probable cause until you find the source of the
problem. Once the problem is found, proceed to its elimination
by adjusting, repairing, or replacing the item in question.