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Carrier 38YCG030 Limit Switch
The limit switch is a type of sensor switch in the heating area that makes the determination if and when the air is warm enough to activate the main blower. The main reason limit switches are made is because if the warmed air is too cool then you will never get hot air through the ducts.
Main clues limit type switch needs to be replaced
- System refuses to kick in or run like it should
- The HVAC system is starting to run erratically from time to time
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