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Whirlpool ATE1252SPP0 Limit Switch
The limit switch is a switch in the heat exchanger that can determine when the air is warm enough that it can be circulated throughout the house. Limit switches exist because if the warmed air is too cool then the house will never get warm enough.
Some clues main limit switch is dying
- The HVAC system is starting to runs spotty from time to time
- The HVAC system will not even start or run well longer than 30 seconds
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