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Engineered with a large flat stainless steel diaphragm
Key Benefits: Ensures a gas-tight seal to prevent the escape of combustion byproducts
This is a replacement solenoid coil only
requiring proper inspection of the wiring harness and terminal block for signs of thermal stress during installation
Weil McLain 383-500-620 Maintenance Kit 30067439-890 Engineered with a large flatProfessional heating contractors understand that scheduled service is the only way to maintain the combustion efficiency and operational integrity of high efficiency condensing units. The Weil McLain 383 500 620 Maintenance Kit is a critical OEM boiler part designed specifically for Ultra Gas Boilers, providing all the necessary components for a comprehensive annual teardown and inspection. This kit is compatible with Ultra 155, 230, 299, and 399