Weil McLain 510-811-461 Conversion Kit Refrigerant protecting the integrity of the

protecting the integrity of the heat exchanger and keeping the unit operating at peak efficiency

the York S1-025-41091-000 is the current manufacturer-designated replacement for several legacy part numbers

This item must be shipped via trucking

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

Featuring a solid core desiccant blend of 75% molecular sieve and 25% activated alumina

Weil McLain 510-811-461 Conversion Kit Refrigerant protecting the integrity of theThe 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