Service manual

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Troubleshooting
F8343001
14
3. 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.
Is there 24VDC
between H6-1 and
H6-5?
Door circuit is open. Diagnose and repair
circuit.
A
B
Yes
Yes
Yes
Check for continuity through SP1a
empty level pressure switch:
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
No
No
Is the solenoid
mechanically bound?
CHM480S