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Whirlpool ATR1555BPP0 Limit Switch
A normal limit switch contains a sensor in the heat exchanger that senses, or governs, if and when the air is warmed to a point that it can be circulated throughout the house. This is important due to the fact that if the air inside the furnace is too cool then you will never get hot air through the ducts.
Major clues limit type switch will eventually need to be replaced
- Your system starts to behave erratically more than once
- Your Whirlpool system will not initiate or run well as it should
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