this SPST pilot safety switch is compatible with natural gas and LP applications

Using it with R410A will result in incorrect superheat levels and potential system failure

The T174 uses the integrated skipper wheel

Consistency is key

Lochinvar & A.O. Smith 100110895 Gasket 326010-701 this SPST pilot safety switchThe Lochinvar & A. O. Smith 100110895 Insulation Gasket is a critical OEM replacement part engineered specifically for high efficiency commercial water heaters and hydronic boilers. This replacement gasket, also identified by part numbers 100110895 and formerly 9006097205, provides an essential thermal barrier between the combustion chamber or burner assembly and the internal heat exchanger. For contractors performing preventative maintenance or