Ignitor Glows But Burner Does Not Ignite; Heater Assembly Or Burner Shuts Off Prematurely.16; Heater Assembly Or Burner Repeatedly Cycles Off On Limit Thermostat - Maytag Amana NDE2330AYW Service Manual

Troubleshooting Procedures
To avoid risk of electrical shock, personal injury, or death, disconnect power to dryer and shut-off gas supply
before servicing, unless testing requires it.

8. Ignitor glows but burner does not ignite.

Possible Cause
Insufficient gas supply.
Ignitor and bracket installed improperly.
Open secondary or holding gas valve coil.
Flame sensor contacts failed in closed
position.
Flame sensor install improperly.
9. Heater assembly or burner shuts off prematurely.
Possible Cause
Improper or inadequate exhaust system.
Weather hood flapper maybe restricted.
Insufficient gas supply.
Dryer not properly equipped for type of gas
used.
Improperly adjusted burner flame.
Limit thermostat cycling off.
Flame sensor contacts failed in closed
position.
Failed timer.
Failed electronic control.
Failed moisture sensing control.
Broken, loose or incorrect wiring.

10. Heater assembly or burner repeatedly cycles off on limit thermostat.

Possible Cause
External exhaust system longer or providing
greater restriction than recommended.
Improper or inadequate exhaust system.
Weather hood flapper may be restricted.
Clogged lint filter.
Lint located internally in dryer ductwork.
Lint or other obstructions located inside
external exhaust system.
Limit thermostat cycling at too low of a
temperature.
Failed thermistor.
Air leak around loading door, due to failed
seal or door catch.
Air leak located at blower seal.
Air leak located at cylinder seal.
16
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W ARNING
• Verify gas shut-off valve is not partially open or closed.
• Verify proper gas pressure is being supplied to unit.
• Properly position ignitor and bracket and verify operation.
• Test gas valve coils and replace if failed.
• Test flame sensor and replace if failed.
• Verify proper gas pressure is being supplied to unit.
• Properly position flame sensor and verify operation.
• See "Installation Instructions" for exhaust requirements.
• Verify gas shut-off valve is not partially open or closed.
• Verify proper gas pressure is being supplied to unit.
• Verify gas type.
• Refer to "Gas Burner Conversion Procedures".
• Properly adjust burner flame.
• Test limit thermostat and replace if failed.
• Test flame sensor and replace if failed.
• Verify proper gas pressure is being supplied to unit.
• Test timer and replace if failed.
• Test electronic control and replace if failed.
• Test moisture sensing control and replace if failed.
• Refer to appropriate wiring diagram for correct wiring.
• See "Installation Instructions" for exhaust requirements.
• See "Installation Instructions" for exhaust requirements.
• Clean lint filter.
• Disassemble ductwork and clean.
• Disassemble and clean exhaust system.
• Test thermostat and replace if failed.
• Test thermistor and replace if failed.
• Check and replace loading door seal if failed.
• Replace door catch if failed.
• Check and replace blower seal if failed.
• Check and replace cylinder seal if failed.
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Result
Result
Result
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