Weil McLain 510-811-461 Conversion Kit Refrigerant featuring a 2-inch stroke and

featuring a 2-inch stroke and a factory-set spring range of 8-13 PSI

System Efficiency: Forced post-purge fan delay extracts all conditioned air from the ducts after the call for heat or cool ends

Using unapproved petroleum-based sealants can damage the gasket material and compromise the burner system

This gasket should be replaced whenever the pilot assembly is removed or if you notice cracking or carbon buildup around the pilot tube entry point into the combustion chamber

Weil McLain 510-811-461 Conversion Kit Refrigerant featuring a 2-inch stroke andThe Weil McLain 510 811 461 is a specialized thermocouple to thermopile conversion kit engineered for natural gas applications within EG and PFG series boilers (specifically PFG 6 & 7, Series 3 7). This OEM grade upgrade is essential for technicians dealing with older standing pilot systems that suffer from inconsistent millivolt signals or frequent thermocouple failure. By transitioning to a thermopile based ignition system, the boiler gains a more