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Carrier 48XL-A30 Air Pressure Switch
The primary function of this type of switch is to sense whether the blower fan is blowing air. An air pressure switch is one of the key hardware devices made to keep your family safe and sound. The vast majority of pressure switches made today have a manual reset feature, from which it would have to be reset manually before the HVAC system will continue.
Common Symptoms of a Failing Pressure Switch
- Incorrect voltage range being read from the pressure switch.
- The blower is unable to run.
- The expected temp is rarely attained.
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Before buying or purchasing any Carrier 48XL-A30 replacement part, do your due diligence and make sure of the correct model and also make a visual comparison in order to be sure the proper replacement air pressure switch is being ordered. Once you have the part to install it yourself. Search for a pro in your area to replace the part.
Feel free to download your manual for help.
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