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Carrier 24ABA360A0030010 Limit Switch
Limit switches are crucial because if the air never warms up then the house will never get warm enough. The limit switch is a switch in the air handler that decides when the air is warm enough to activate the main blower.
Subtle hints limit switch needs to be replaced
- The heating and AC system will not begin the ignition sequence or continue to run longer that five minutes
- The system begins to ramp up but then stops occasionally
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