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Ensure your field power wiring is sized to meet the minimum circuit ampacity (MCA) listed on the air handler data plate to prevent nuisance tripping and ensure reliable cold-weather performance
you will see a motor that is hot to the touch
This unit utilizes a Single Pole Double Throw (SPDT) contact configuration and is compatible with 117V AC/DC control circuits
For contractors performing a boiler maintenance or a pilot troubleshooting call
this assembly typically includes the necessary neoprene or fiberglass gasket to ensure an airtight seal against the collector box
Lochinvar & A.O. Smith 100208391 Pressure Switch R-410A Ensure your field power wiringThe Lochinvar & A. O. Smith 100208391 Pressure Switch is a mission critical safety component designed for precise pressure monitoring within high efficiency boilers and water heaters. Engineered to meet rigorous OEM specifications, this 0. 21" W. C. air pressure switch functions as a blower prover, ensuring the combustion blower is generating sufficient airflow before allowing the ignition sequence to proceed. By supervising the differential pressure
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