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HOME > HVAC > PAYNE > PY2PNB030040AA > LIMIT SWITCH

Payne PY2PNB030040AA Limit Switch

The limit switch is a switch located in the furnace that senses, or governs, when the air is warmed to a point that it can be circulated throughout the house. This is important because if the air is not warm enough the you will lose heat in the ducts and the vents will just blow cool air.

What symptoms are present when the limit switch is not working right?

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Before buying or ordering do your best and double check the model number and also make a visual comparison in order to be sure the correct limit switch is the one being purchased. There is no rule that says you have to replace the part all by yourself. Hire a pro in your area to pay to install it for you.
Feel free to download your manual for help.
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Check eBay for your limit switch!