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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
5. HEATING ELEMENT DOES NOT HEAT OR BURNER DOES NOT IGNITE
POSSIBLE CAUSE
TO CORRECT
Improper or inadequate exhaust or make-up air
system.
• Refer to the Installation Manual for exhaust and make-
up air requirements.
Blown fuses or tripped circuit breakers.
• Check fuses or circuit breakers.
Drying timer not selected or inoperative.
• Set drying timer or replace if necessary.
“No Heat” selected on control.
• Select temperature option.
Inoperative control relay.
• Test relay and replace if inoperative.
Inoperative thermistor.
• Test thermistor by removing harness from thermistor
terminals. Check resistance across terminals, should read
approximately 50,000 Ohms at 77°F. Resistance should
decrease with a temperature increase. Replace thermistor
if inoperative.
Electric Models:
Inoperative heating elements or contactors.
• Check heat contactors and elements. Replace if necessary.
Gas Models:
Insufficient gas supply.
• Open partially closed gas shut-off valve, or correct low
gas pressure. Check inlet pressure and compare to
pressure specified on serial plate. If pressure cannot be
obtained, contact gas supplier.
Gas Models:
Incorrect orifices.
• Tumbler is equipped for type of gas specified on serial
plate at 0-2,000 feet altitude. Refer to Installation
Manual.
Gas Models:
Inoperative gas valve coils.
• Test coils and replace if available as a service part,
otherwise replace valve.
Gas Models: Inoperative igniter.
• Test igniter and replace if inoperative.
Gas Models: Inoperative igniter control.
• Test igniter control and replace if inoperative.
(continued on next page)