Service manual

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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 dryer(s) before servicing.
• Close gas shut-off valve to gas dryer(s) before servicing.
• Never start the dryer(s) with any guards/panels removed.
• Whenever ground wires are removed during servicing, these ground wires must be
reconnected to ensure that the dryer is properly grounded.
W001R1
WARNING
© Copyright, Alliance Laundry Systems LLC – DO NOT COPY or TRANSMIT
6. HEATING ELEMENT DOES NOT HEAT AND BURNER DOES NOT IGNITE
7. IGNITER DOES NOT GLOW (Gas Supply Sufficient) – GAS MODELS
8. BURNER IGNITES AND GOES OUT REPEATEDLY – GAS MODELS
POSSIBLE CAUSE TO CORRECT
Improper or inadequate exhaust system. • Refer to Installation Instructions (supplied with dryer)
for exhaust requirements.
Blown fuse or tripped circuit breaker. • Check fuses or circuit breakers. (Electric models have two
fuses.)
FABRIC switch set at FLUFF, or inoperative. • Reset switch, or test switch and replace if inoperative.
Timer improperly set—nonmetered models. • Reset timer.
Inoperative limit thermostat. • Test thermostat and replace if inoperative.
Electric Models: Inoperative heating element. • Replace element.
Gas Models: Insufficient gas supply. • Open partially closed gas shut-off valve, or correct low
gas pressure.
Inoperative drive motor switch. • Test switch and replace if inoperative.
Gas Models: Inoperative gas valve coils. • Test coils and replace if inoperative.
Gas Models: Inoperative igniter. • Test igniter and replace if inoperative.
Gas Models: Inoperative sensor. • Test sensor and replace if inoperative.
Electric Models: Inoperative thermal fuse. • Test thermal fuse and replace if inoperative.
Inoperative cycling thermostat. • Test thermostat and replace if inoperative.
Inoperative timer—nonmetered models. • Test timer and replace if inoperative.
Inoperative accumulator—metered models. • Test accumulator and replace if inoperative.
Broken, loose, or incorrect wiring. • Refer to appropriate wiring diagram.
POSSIBLE CAUSE TO CORRECT
No power to power leads on valve. • Check electrical circuit, Paragraph 45.
Sensor failed with contacts open. • Replace sensor.
Igniter broken or open. • Replace igniter.
POSSIBLE CAUSE TO CORRECT
Burner heat not holding sensor contacts open. • Replace sensor.
Insufficient gas supply. • Check gas supply and pressure.
• Make sure gas shut-off valve is open.