reducing AC repair service call-backs

What causes a Trane pressure switch to fail or trip

preventing the system from firing if the oil is too cold for proper atomization

upgraded replacement for the discontinued PXDLX01S

As a direct replacement for the Lochinvar PRS20031 and 100166126

Lochinvar & A.O. Smith 100346617 Burner Assembly 321894-709 reducing AC repair service call-backsThe Lochinvar & A. O. Smith 100346617 Burner Assembly is a factory authorized OEM heating replacement part engineered for high efficiency residential and commercial water heaters. This 18 inch Ultra Low NOx (ULN) burner assembly is the direct replacement for the obsolete part number 100342835. It features an integrated gas valve (1 inch cavity) and TCO (thermal cut off) to ensure precise fuel modulation and combustion safety. Designed specifically for