Lochinvar & A.O. Smith 100109726 Lower Probe Freon this valve is fixed for

this valve is fixed for R410A refrigerant pressures and will not provide accurate metering or capacity control in R-22 circuits

Maintenance Safety: Removable pull-out head provides a visible and secure break in power for technician safety

though high-humidity environments may require more frequent inspection of the drain mechanism and O-rings

The "3CH" designation indicates a Hood #3

Lochinvar & A.O. Smith 100109726 Lower Probe Freon this valve is fixed forThe Lochinvar & A. O. Smith 100109726 Lower Probe is a precision engineered OEM replacement part designed for high efficiency commercial water heaters, specifically the Cyclone Mxi series (BTH 120 300). As a critical water heater temperature sensor, this lower probe assembly provides real time thermal data to the control board, allowing for precise HVAC temperature control and modulation. Operating within the lower tank section, it monitors the