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HOME > HVAC > PAYNE > PY1PNB018040 > THERMISTOR

Payne PY1PNB018040 Thermistor

In an HVAC system, a thermistor is a type of resistor that has a varied resistance that is contingent on the thermal temperature. They tell the circuit board when the temperature in increasing or decreasing. The HVAC system must know the temp throughout the whole system to understand what is going on.

Clues to watch for to know the Payne thermister is not going to last much longer

The AC and heat system may never begin due to a bad thermistor
Main blower could never begin to begin to get up to full speed

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Check eBay to see if your thermistor is in stock!

Before buying or ordering any Payne PY1PNB018040 replacement part, do your due diligence and double check the model number as well as make a visual comparison so that you are positive that the correct replacement thermistor is being ordered. You do not have to replace the part all by yourself. Hire someone with experience locally to do it for you.

Feel free to download your manual for help.

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Check eBay for your thermistor!