Lochinvar & A.O. Smith 100208662 Cutoff Els PW 17895 or unpainted surfaces from previous

or unpainted surfaces from previous footprints

Mounting the unit with the sample line connections facing "up" should be avoided to prevent moisture or debris accumulation from affecting the diaphragm's sensitivity

you only need to connect the two yellow/white leads to your digital input on the controller

Versatile Application: Suitable for 1

Lochinvar & A.O. Smith 100208662 Cutoff Els PW 17895 or unpainted surfaces from previousThe Lochinvar & A. O. Smith 100208662 Probe is a critical safety component designed for low water cutoff (LWCO) systems in high efficiency boilers and water heaters. As a direct OEM replacement part, it ensures the control board receives accurate conductivity signals to prevent dry firing conditions that can lead to catastrophic heat exchanger failure. This probe is technically identical to and replaces WTR2222 and WTR2222K, providing a seamless fit