14
M413487
Section 3 Troubleshooting
To reduce the risk of electric shock, fire, explosion, serious injury or death:
• Disconnect electric power to the tumbler before servicing.
• Close gas shut-off valve to gas tumbler before servicing.
• Close steam valve to steam tumbler before servicing.
• Never start the tumbler with any guards/panels removed.
• Whenever ground wires are removed during servicing, these ground wires must be
reconnected to ensure that the tumbler is properly grounded.
W002
WARNING
© Copyright, Alliance Laundry Systems LLC – DO NOT COPY or TRANSMIT
11. TUMBLER OVERHEATING
12. BURNERS NOT BURNING PROPERLY - GAS MODELS
13. LOADING DOOR OPENS DURING OPERATION
POSSIBLE CAUSE
TO CORRECT
Gas Models: Incorrect main burner orifices.
• Replace orifices.
Gas Models: Gas pressure too high.
• Adjust gas pressure as specified on rating plate.
Steam Models: Steam solenoid valve stuck open.
• Clean solenoid valve and replace if necessary.
Inadequate make-up air.
• Refer to Installation Manual (supplied with tumbler) for
make-up air requirements.
Lint accumulation.
• Remove lint.
Restricted or inadequate exhaust system.
• Remove obstruction or lint build-up from exhaust
ductwork. Refer to the Installation Manual (supplied
with tumbler) for exhaust system requirements.
Inoperative thermostat.
• Replace thermostat.
POSSIBLE CAUSE
TO CORRECT
Burner air shutters incorrectly adjusted.
• Refer to Adjustment Section in this manual for proper
flame adjustment.
Foreign material in burners.
• Disassemble burners and remove obstruction.
Gas pressure too high.
• Check rating plate on back of the tumbler for correct gas
pressure.
Incorrect orifices.
• Tumbler is equipped for type of gas specified on rating
plate. If orifices are different from that specified on rating
plate, obtain and install proper orifices.
Restricted or blocked exhaust duct.
• Disassemble and clean exhaust system.
Airflow switch not functioning properly.
• Check adjustment and replace airflow switch if necessary.
Improper fan rotation.
• May be due to improper wiring resulting in low air flow.
Refer to Installation Manual.
POSSIBLE CAUSE
TO CORRECT
Door strike improperly adjusted.
• Refer to Adjustment Section in this manual for door strike
adjustment.
Tumbler improperly leveled.
• Refer to Adjustment Section in this manual for leveling
adjustment.
