and blower vacuum applications without the need for external power or manometer fluids

Always verify the serial plate on the unit to confirm the required part number

This typically indicates the bimetal switch inside the LH680003 has failed to toggle to the "hot" contact

preventing excessive ice accumulation on the outdoor coil that can compromise compressor longevity and system COP

Key Benefits for the Jobsite High Torque Output: Delivers 70 lb-in of force to reliably drive dampers without binding

Lochinvar & A.O. Smith 100271885 Probe 326010-701 and blower vacuum applications withoutThe Lochinvar & A. O. Smith 100271885 Probe is a high precision upper temperature probe engineered for commercial water heaters and boilers. This OEM replacement part includes a robust integrated connector to ensure seamless electrical continuity and accurate resistance signaling to the control board. Designed specifically for high efficiency systems like the BTH series gas water heaters (including BTH 150 through BTH 500 models), this sensor monitors