A dryer s thermal cutoff switch controls the dryer s temperature and it also monitors the amount of heat it produces.
Dryer thermal cutoff fuse.
Thermal fuses burn out to prevent fires.
The thermal cutoff isn t the same as a thermal fuse.
Once it trips it has to be replaced.
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When the fuse blows the dryer won t get hot but when the.
The 279973 dryer thermal cut off fuse acts as a safety mechanism that keeps the dryer from overheating and the fuse is like a backup system it s set to trip at a higher temperature than the thermostat.
No heat or not enough heat.
All dryers have a high limit safety thermostat that cuts power to the element at a lower temperature than the thermal fuse burnout temperature.
In addition the dryer may have a thermometer and temperature control or a simple thermostat.
If the dryer drum is spinning but is not producing heat the thermal cutoff.
Thermal fuses are installed on the dryer s exhaust duct.
The fuse controls the dryer s heating element whereas the cutoff controls the motor.
If your dryer will run but does not produce any heat there is likely a problem with the dryer s heating element or thermal fuse.
Typically you must remove the back panel of a dryer to access the fuse.
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Checking the fuse is easy if you own a multimeter or ohmmeter.
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Thermal fuses and thermal cutoff switches help ensure that major appliances such as your dryer do not overheat.
Fixes the following symptoms.