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Whirlpool ATE1552CPP0 Limit Switch
This is important because if the air is too cool inside the furnace to begin with, the you will lose all the heat as the air flows through the ducts. The limit switch contains a sensor in the heat exchanger that makes the determination when the heated air is warmed to a point for the main blower to kick in and circulate the air.
Hints limit switch needs a replacement ASAP
- The heating and cooling system will not begin the ignition sequence or run well as it should
- The system is starting to behave differently frequently
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