20
M411429
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
17. TUMBLER OVERHEATING
18. BURNERS NOT BURNING PROPERLY — GAS MODELS
19. CYLINDER DOOR OPENS DURING OPERATION
POSSIBLE CAUSE
TO CORRECT
Gas Models:
Incorrect main burner orifices.
• Replace orifices.
Gas Models:
Gas pressure too high.
• Gas pressure must be as specified on serial plate.
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 for proper flame adjustment.
Dirt in burners.
• Disassemble burners and blow out the dirt.
Gas pressure too high.
• Check serial plate on back of the tumbler for correct gas
pressure.
Incorrect orifices.
• Tumbler is equipped for type of gas specified on serial
plate. If orifices are different from that specified on serial
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.
POSSIBLE CAUSE
TO CORRECT
Door strike improperly adjusted.
• Refer to Adjustment Section for door strike adjustment.
Tumbler improperly leveled.
• Refer to Adjustment Section for leveling leg adjustment.