When you click on links to various merchants on this site and make a purchase, this can result in this site earning a commission.
Affiliate programs and affiliations include, but are not limited to, the eBay Partner Network
International Comfort Products NTC7100BHA2 Air Pressure Switch
The function of the pressure switch is to sense whether the blower fan is running properly. This switch is a very critical piece of all the safety features in today's HVAC systems that is in place to keep you safe from harm. The vast majority of pressure switches made today are programmed with a manual reset, from which the switch will have to be manually reset or the whole HVAC system will not continue operation.
Symptoms to Look for when your Pressure Switch is Failing
- Bad volt reading from the switch.
- Furnace can not run.
- Your system doesn't actually get to the right temperature when set by the thermostat.
This site contains affiliate links for which I may be compensated
Feel free to download your manual for help.
This site contains affiliate links for which I may be compensated