5-inch water column setting

this unit provides a specific outlet pressure range suitable for large-scale boiler feeds and commercial furnaces

ensuring stable performance and protecting against electrical stress

The 325-3L47 series comes with an integral vent limiting orifice (OPD 47) which often eliminates the need for separate vent piping to the outdoors

Common Questions Is the Lennox 65G58 compatible with R-410A systems

Lochinvar & A.O. Smith 100109954 Pressure Switch 321894-706 5-inch water column settingWhen you're out in the field and a BTI or BTN series water heater starts acting up, the Lochinvar & A. O. Smith 100109954 Pressure Switch is likely the component you need to check. This genuine OEM pressure switch kit is engineered for a precise 1. 95" WC (Water Column) set point, ensuring the inducer is pulling the correct draft before allowing the ignition sequence to proceed. As a normally open k switch air pressure sensor, it provides critical