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Reference Model: WOS92EC0AB01
Problem: Thermal fuse ( WPW10545255 ) and Thermistor ( WP4449751 ) fail during the self cleaning cycle. Both parts may have previously been replaced.
Diagnosis:
Check that the high speed cooling fan is operating correctly and not blocked with debris. Check the oven temperature sensor and ensure it is in its limits, and run the unit in diagnostic mode to see if any other possible causes are returned.
Reference Model: WOS92EC0AS04
Thermal fuse on Whirlpool wall oven has been replaced but continues to blow out shortly after.
Diagnosis: Factors that could lead to repeated issues with the thermal fuse include:
- Cooling fan running slowly or not at all
- Air vents partially or fully blocked
- Hidden bake element shorted to oven liner
Item Number WPW10545255Thermal fuse
Item Number WP4449751Thermostat limit
Item Number WPW10260254Cooling fan blower
Item Number WPW10546517Bake element
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