manifold pressure

This direct spark ignition assembly creates the initial arc and then remains in the flame path to provide the microamp signal back to the integrated furnace control board (IFC)

Always verify the opening temperature and differential against the original equipment tag to ensure the safety circuit remains within the manufacturer's design specifications

maintaining the exact orifice size is critical for achieving the rated BTU input of the equipment

Functional Devices-RIB TR20VA003 Transformer manifold pressureThe Functional Devices RIB TR20VA003 is a 24VAC to 24VAC isolation transformer designed for professionals requiring a robust 20VA control transformer for building automation and HVACR systems. This Class 2 transformer serves as a reliable power supply for driving relays, powering sensors, and supporting digital I O circuits in demanding environments. Featuring a foot and single threaded hub mount, it provides versatile installation options, whether