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 PGAA42C1K1 Limit Switch
Limit switches exist because if the air is too cool inside the furnace to begin with, then you will never get hot air through the ducts. The limit switch is a type of sensor switch in the heating area that makes the determination if and when the air is warmed to a point so that it may be pushed through the ducts and out the vents.
Clues of a laboring main limit switch
- System will not initiate or will not stay running like it is supposed to
- The whole system is starting to runs spotty more than once
This site contains affiliate links for which I may be compensated
Before buying or ordering a new International Comfort Products PGAA42C1K1 replacement part do your best and make sure of the correct model as well as make a visual comparison in order to be sure the proper replacement limit switch is being ordered. Make safety your number one priority when installing or replacing an HVAC part. If there are any doubts about what you are doing then call a pro. Don't be sorry. Be safe.
Feel free to download your manual for help.
This site contains affiliate links for which I may be compensated
More Like this AC and Heat Unit:
