McDonnell & Miller 354081 Replacement Probe Els PW 17895 facilitating stable combustion and preventing

facilitating stable combustion and preventing delayed ignition issues common in aging Rheem HVAC heating systems

it often indicates the need for a total rubber kit to address both the check modules and the RV diaphragm simultaneously

Most failures stem from carbon fouling or "sooting" and cracked ceramic insulators caused by improper mounting torque or excessive thermal cycling

If your multimeter shows continuity but resistance has doubled from these baseline specs

engineered for high-demand HVAC control voltage applications

McDonnell & Miller 354081 Replacement Probe Els PW 17895 facilitating stable combustion and preventingThe McDonnell & Miller 354081 Replacement Probe is a critical component for maintaining secondary low water cut off (LWCO) functionality in commercial and residential boiler systems. This 3 4" NPT probe serves as the sensing element for Series PS 800, PS 850, and PA 800 remote probe controllers. Engineered for high pressure environments, this stainless steel probe detects water levels via conductivity, ensuring the burner circuit is interrupted if a