Lochinvar & A.O. Smith 100157653 Kit 318518-761 eliminating the guesswork associated with

eliminating the guesswork associated with universal aftermarket modules

The P170DA-1 is technically identical to the P170DA-1C

To achieve the most accurate 3 degree differential and ensure optimal airflow over the sensing element

Durable Construction: High-grade materials used in the PC board are selected to withstand thermal stress and moisture in mechanical rooms

Lochinvar & A.O. Smith 100157653 Kit 318518-761 eliminating the guesswork associated withThe Lochinvar & A. O. Smith 100157653 Cleaning Service Kit is a critical preventative maintenance solution designed for high efficiency condensing boilers and commercial water heaters. As a veteran technician knows, the accumulation of combustion byproducts on heat exchanger surfaces leads to thermal stress and significant drops in BTU output. This OEM replacement part kit provides the specialized tools and components necessary to perform a deep