No Display
(1)
Is there 12 volts DC
across terminals H2-4
and H2-5 on the user
control?
(2)
Is there 12 Volts DC
across the pins H2-4
and H2-5 on the I/O
Control?
No
Replace the control.
Yes
(3)
Is there 120 or 240
Volts AC between pins
H1-3 and H1-6 on the
I/O Control?
No
Correct wiring
between the user and
I/O control
Yes
Replace the I/O
control.
Yes
Correct wiring to the
I/O control. Make
sure the machine is
plugged in and power
is on.
No
Electronic Control Troubleshooting
©
Copyright, Alliance Laundry Systems LLC -
DO NOT COPY or TRANSMIT
39
Part No. D515519R3
Summary of Contents for BD3NGBGS303EW01
Page 2: ......