Alliance Laundry Systems HTEB17-N2802, Service Manual

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Section 3 Troubleshooting (Dryer)
© Copyright, Alliance Laundry Systems LLC – DO NOT COPY or TRANSMIT
To reduce the risk of electric shock, fire, explosion, serious injury or death:
• Disconnect all electric power to the machine and accessories before servicing.
• Close gas shut-off valve to gas dryer before servicing.
• Never start machine with any guards/panels removed.
• Whenever ground wires are removed during servicing, these ground wires must be
reconnected to ensure that the machine is properly grounded.
• Washer motor not grounded! Disconnect electric power before servicing motor.
W502
WARNING
10. BURNER IGNITES AND GOES OUT REPEATEDLY – GAS DRYER MODELS
11. IGNITER GLOWS BUT BURNER DOES NOT IGNITE – GAS DRYER MODELS
POSSIBLE CAUSE TO CORRECT
Improper or inadequate exhaust system. Weather
hood flapper restricted.
• Refer to Installation Instructions (supplied with dryer)
for exhaust requirements.
Burner heat not holding sensor contacts open. • Replace sensor, or correct gas supply problem.
Insufficient gas supply. • Check gas supply and pressure.
• Make sure gas shut-off valve is turned on.
Cracked igniter. • Replace igniter and bracket.
Inoperative or intermittent gas valve coils. • Check coils and replace appropriate coils. Refer to
Paragraph 119 .
POSSIBLE CAUSE TO CORRECT
Sensor failed in closed position. • Replace sensor.
Open secondary coil or holding coil. • Replace gas valve (in-warranty), or replace coils (out-of-
warranty). Refer to Paragraph 119 .
Insufficient gas supply. • Check gas supply and pressure.
• Make sure gas shut-off valve is turned on.
Igniter and bracket installed improperly on burner
tube assembly.
• Loosen screw and properly position igniter and bracket on
burner tube assembly.
Sensor installed improperly on burner housing. • Loosen screw and properly position the sensor on the
burner housing.