Wide Temperature Range: Covers -35°F to 95°F for multi-application flexibility from freezers to space heating

If the board fails to sense current on a functional compressor circuit

Illinois facility

250 BTU/hr gas handling

By consolidating ignition

Lochinvar & A.O. Smith 100173799 Door Kit 319847-401 Wide Temperature Range: Covers -35°FThe Lochinvar & A. O. Smith 100173799 Door Kit is a field critical heat exchanger access door kit designed for high efficiency hydronic boilers and volume water heaters. This OEM assembly, which is functionally identical to WTR3086, serves as the primary seal for the combustion chamber, ensuring proper pressure vessel integrity and thermal containment. When performing a Lochinvar heat exchanger cleaning, replacing the door kit is essential to restore