The T174 uses the integrated skipper wheel

it manages the consistent rotation required for heating elements and mechanical drive assemblies

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

Enhanced Control: Features one normally open auxiliary contact to support status monitoring or secondary control logic without extra hardware

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

Lochinvar & A.O. Smith 100110895 Gasket 326010-701 The T174 uses the integratedThe 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