the orifice assembly typically includes the necessary seals to ensure gastight integrity during the swap

Always verify the detector model

requiring an OEM 0151R00067S replacement to restore functionality

this model serves as a universal replacement

Reznor 197030 Pressure Switch Els PW 17895 the orifice assembly typically includesThe Reznor 197030 Pressure Switch is a high performance HVAC combustion air pressure switch engineered specifically for gas fired unit heaters. This factory original OEM Reznor replacement part features a critical set point of . 40" wc (water column) with a Single Pole Single Throw (SPST) electrical configuration. Designed for precision, this 0. 40" WC pressure switch ensures your inducer motor generates the necessary vacuum to facilitate safe flue