Alliance Laundry Systems Cabinet Hardmount SC80SN Service Manual download pdf (Page 57)

F232205 55

Troubleshooting – B-Control Coin Models

17.The Control Stops in Mid-Cycle and Will Not Advance

Before beginning the troubleshooting, be sure that the IDC Harness Kit (Part No. F200189300 [all voltage

models except C-voltage] and F200189301 [C-voltage models]) has been installed onto the machine.

WARNING

When powering the machine down, allow time

(3 minutes) for the door lock capacitor to

discharge.

CHM455S

Is the basket

empty?

START

the drain valve

stuck or is there a

sluggish/backed-up

drain?

Repair/replace the drain

valve and/or clear the

drain from obstructions

as needed.

Recheck all wiring.

Make sure that the IDC

Harness Kit has been

installed onto the machine.

the water supply

to the machine

turned on?

YES

Turn on the water

supply to the

machine.

either the cold fill

(CF) or the hot fill

(HF) light on the

output board turned

on? See

Figure 17.

YES

Are

the water valve

fuses on the output

board blown? See

Figure 17.

Replace the fuses.

Replace the water level switch.

Is the basket

rotating?

YES

there voltage

(220 Volts) on the

water valve

solenoid? See

Figure 18.

Repair/replace the

water valve and/or the

wiring to the water valve

as needed. Make sure

that the IDC Harness

Kit has been installed

onto the machine.

Replace the water valve

solenoid and/or the

water valve.

YES

C-voltage] and F200189301 [C-voltage models]) has been installed onto the machine.

there voltage (220

Volts AC) from the

input terminal on the

3-second time delay to

the ACN1 tab on the

output board? See

Figures 8 and 13.

Repair/replace the

wiring from the ACH2

to the 3-second time

delay. Make sure that

the IDC Harness Kit

has been installed onto

the machine.

there voltage (220

Volts AC) from the

load terminal on the

3-second time delay to

the ACN1 tab on the

output board? See

Figure 8 and 13.

YES

Replace the

3-second time

delay.

Repair/replace

the wiring to the

3-second time

delay. Make

sure that the

IDC Harness

Kit has been

installed onto

the machine.

YES

the drain light

(DR) on the output

board on? See

Figure 17.

Repair/replace the wiring

from the water level switch

to the microprocessor.

Make sure that the IDC

Harness Kit has been

installed onto the machine.

YES

the water

level switch

working

correctly?

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