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The 10 most common part(s) or condition(s) which contribute to the symptom Dryer doesn't heat are listed below. Check or test each item and watch any available videos. If you are still unable to solve the problem you may need to do additional research and troubleshooting. Remember, with our 365 Days. Period.® return policy you can return any part for any reason. So, go ahead and buy it to try it. No other parts retailer offers this unconditional return policy.
For the symptom you selected, these are the most common parts or causes, ordered by the likelihood of fixing the symptom.
If the dryer doesn't heat, but the drum turns, check the thermal fuse(s). The thermal fuse protects the dryer from overheating and helps to prevent fires. If the thermal fuse is blown, it will have to be replaced.
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The gas valve has two or more electric solenoids which open the valve to let the gas flow into the burner assembly. If the dryer doesn't heat one or more of the solenoids may be defective. If the igniter glows for 90 seconds but the burner flame doesn't light, replace these coils as a set.
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If the dryer doesn't heat, the igniter might be burned out. Check the igniter for continuity with an ohm meter. Dryer igniters burn out over time, similar to a light bulb.
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The heating element on an electric dryer can burn out over time. If the dryer doesn't heat, the element should be checked for continuity. The heating element cannot be repaired and must be replaced if defective.
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The heating element assembly on an electric dryer can burn out over time. If the dryer doesn't heat, the element assembly should be checked for continuity. The heating element assembly cannot be repaired and must be replaced if defective.
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Gas dryers have a flame sensor to detect the heat given off by the flame. If the dryer doesn't heat, the flame sensor might be defective. Check the flame sensor for continuity. This is not as common as a burned out igniter or thermal fuse.
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Although not common, if the dryer doesn't heat the high limit thermostat can be defective. It can be checked for continuity. If the thermostat is "open" the dryer doesn't heat.
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The cycling thermostat regulates the temperature of the air in the dryer. If the dryer doesn't heat it may be caused by a defective cycling thermostat. This is not common.
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The main control board is normally not at fault when the dryer doesn't heat. Check all of the other components in this troubleshooting guide before replacing the main control board. The main control board cannot be tested easily and must be replaced if it is defective.
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The timer is normally not at fault if the dryer doesn't heat. In many situations where timers are replaced they end up being returned. Check all of the more common components in this troubleshooting guide before replacing the timer.
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