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Carrier 38CKC042 Air Pressure Switch
The reason for the existence of the air pressure switch is to figure out if the blower fan is circulating the air as it should. Some particular air pressure switches are constructed with a manual reset, from which it would have to be reset manually before the entire HVAC system will continue operating again. This switch is one of many other facets of the HVAC safety checks that are dedicated to keep you from harm.
How to Know when your Pressure Switch has Failed
- Bad electrical voltage reading.
- The proper indoor temperature is rarely reached.
- Your heating and cooling system will not run correctly.
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If you are going to be buying or ordering do your best and double check the model number and also make a visual comparison so that you are positive that the right air pressure switch is the one being purchased. Once you have the part to install the part by yourself. Look for a professional in your community to do the job for you.
Feel free to download your manual for help.
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