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International Comfort Products TCA060AKA1 Limit Switch
A normal limit switch contains a sensor located in the furnace that can determine when the air is actually warm enough to activate the main blower. Limit switches are built because if the air never warms up the you will lose all the heat as the air flows through the ducts.
Hints limit type switch will have to be replaced
- The heating and AC system refuses to start or will not stay running longer that five minutes
- Your system starts to run erratically from time to time
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