McDonnell & Miller 317354 Breaker and Gasket Els PW 17895 An infinite resistance or "OL"

An infinite resistance or "OL" reading under these conditions typically indicates a defective switch or improper physical activation by the vent pipe

snug fit to the compressor housing

allowing for tool-free actuator replacement without draining the system or breaking pipe connections

this is specifically a 3/4" sweat connection

The 22-100001-021 flame sensor and electrode configuration are built to withstand corrosive flue gases and thermal cycling

McDonnell & Miller 317354 Breaker and Gasket Els PW 17895 An infinite resistance or "OL"The McDonnell & Miller 317354 is the critical TC V vacuum breaker and gasket assembly engineered for high performance hot water boiler systems. This specific mechanical component is a direct fit solution for the upper valve of Series TC 4 Test N Check configurations, allowing for the rapid evacuation of water from the float chamber during routine diagnostics. By admitting atmospheric air when a vacuum condition occurs, the model TC V prevents back