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or persistent "ignition failure" codes on the control board
Why use a galvanized rack for HVAC equipment
a spring-return assembly must be selected
and 122 series bodies
Magnehelic magnetic linkage eliminates mechanical friction
Tekmar Controls 302P Switching Relay 320074-702 or persistent "ignition failure" codesThe Tekmar 302P Switching Relay is a professional grade solution for managing 2 zone hydronic heating systems with integrated priority logic. Designed for heavy duty commercial and residential applications, this unit allows a technician to connect up to two 24V (ac) thermostats to control two 115V (ac) circulator pumps. The microprocessor control provides a RoomResponse signal to optimize modulating condensing boiler efficiency by communicating real
