the AFS-271 utilizes a snap-acting SPDT switch to provide reliable electrical switching under low-pressure conditions

Confirm that your motor has a 1/2-inch diameter shaft and that the rotation required is Clockwise (CW)

Using a switch with a higher or lower WC pressure rating than the -1

Can a damaged housing cause motor failure

While designed primarily for Lennox

Cleveland Controls AFS-952-1-B Switch R-410A the AFS-271 utilizes a snap-actingThe Cleveland Controls AFS 952 1 B is a heavy duty adjustable differential pressure switch engineered for sensing air flow and pressure in rigorous commercial and industrial HVAC applications. Featuring a robust NEMA 4 enclosure, this unit provides superior protection against dust and moisture, making it ideal for rooftop units and harsh mechanical environments. The AFS 952 1 B offers a precise set point range of . 05" to 12. 0" w. c., allowing for