Whether you are performing a Sensus residential regulator repair or optimizing a commercial gas meter set

This OEM component is a

variable pitch sheave engineered for precise belt tensioning and power transmission in industrial HVACR systems

Look for excessive corrosion on the burner ports

The "On" position forces the contacts closed (Hand)

Lochinvar & A.O. Smith 100208394 Pressure Switch Els PW 17895 Whether you are performing aWhen you're out in the field and a high efficiency Lochinvar or A. O. Smith unit stays in a lockout loop, the Lochinvar & A. O. Smith 100208394 Pressure Switch is often the first critical safety component you need to bench test. Built for rigorous residential and commercial HVAC boiler and water heater applications, this SPDT (Single Pole Double Throw) switch provides the precise circuit control required to monitor internal pressure levels and prevent