© Copyright, Alliance Laundry Systems LLC – DO NOT COPY or TRANSMIT
Design 1, 2 and 3
F8266301ENR4
24
2. Door Does Not Lock at Startup
CHM480S
Door Does Not Lock at Startup
Is door handle
fully engaged?
No
Fully latch door.
Replace/Adjust solenoid
as neccsssary.
Replace the AP1 Output Board.
Is there 24VDC
between H6-1 and
H6-5?
Door circuit is open. Diagnose and repair
circuit.
A
B
Yes
Yes
Yes
Design 1 and 2 with auxiliary heat-
Check for continuity through SP1a
empty level pressure switch:
Design 2 with out auxiliary heat-
Repair/replace jumper.
If SP1a is open -
Pressure switch bad
Water in machine
Plugged pressure hose
If SP1a is closed -
Check door solenoid for
mechanical issues.
No
Make sure machine is empty and
check for continuity across H6-7
and H6-8?
NOTE: Only perform continuity
check if PSW SEL LED is OFF
NOTE: Design 2 models without
auxiliary heat have a jumper
instead of a pressure switch
No
Yes
No
Is the solenoid
mechanically bound?
CHM480S
Summary of Contents for CCN020HNF
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