Rheem-Ruud 42-24195-03 Pressure Switch Els PW 17895 a flexible averaging sensor (like

a flexible averaging sensor (like the STE-1411/1412) is recommended

and R744 (CO2)

Rotation for this single inlet wheel is determined by looking at the backplate (the closed side opposite the inlet)

effectively "cutting out" the start winding once the motor is up to speed

Rheem-Ruud 42-24195-03 Pressure Switch Els PW 17895 a flexible averaging sensor (likeThe Rheem Ruud 42 24195 03 is a precision calibrated HVAC pressure switch engineered specifically for condensate drain monitoring in high efficiency gas furnaces and air handlers. Set at a fixed . 40" WC (Water Column) actuation point, this differential pressure switch functions as a critical safety limit, ensuring the inducer motor or burner circuit is interrupted if moisture accumulation or venting obstructions occur. As a genuine Rheem OEM