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Permeation Resistance: Integrated nylon moisture barrier meets SAE J2196 requirements for protecting refrigerant purity
This well is specifically built for seamless compatibility with Honeywell C7021D2001
and a 24-volt AC energized coil
Manual Reset Mechanism: Provides a positive safety indication
This kit is designed to replace fouled
Burnham Boiler 103966-02 Control Board 321894-706 Permeation Resistance: Integrated nylon moistureThe Burnham Boiler 103966 02 Control Board is a critical OEM replacement component designed for precise sequence of operation and ignition management in specific Burnham hydronic systems. This boiler control module is the direct engineering successor to legacy part numbers 109632 01, 103660 01, and 103660 02. As a genuine Burnham replacement part, it ensures seamless communication between the thermostat, gas valve, and safety limits, preventing common
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