Lochinvar & A.O. Smith 100109973 Switch Els PW 29614 Utilizing genuine Honeywell 0901755A technical

Utilizing genuine Honeywell 0901755A technical specs ensures that the materials meet original pressure and temperature ratings

this assembly is designed for standard compression fittings found on most commercial gas manifolds

this specific model is designed for 120V primary sources

critical for boiler safety protocols

internal pilot-operated solenoid valve designed specifically for the demanding requirements of steam and hot water applications

Lochinvar & A.O. Smith 100109973 Switch Els PW 29614 Utilizing genuine Honeywell 0901755A technicalThe Lochinvar & A. O. Smith 100109973 Blocked Inlet Switch is a critical safety component designed for high efficiency condensing boilers and water heaters. As a normally closed air pressure switch, its primary function is to monitor the intake system for airflow restrictions. If the intake air connection screen becomes clogged or the vent piping is obstructed, the switch detects a fall in pressure and opens the electrical circuit, instantly shutting