Common Questions How do I resolve a 'Pressure Switch Open' error on a Lennox furnace

this ignitor delivers a consistent high-energy spark to ensure reliable fuel-air mixture ignition

Common Questions Is the timer module included with the FM-SU kit

Always use a calibrated manometer to verify the output at the valve pressure tap after installation

Optimized Flow Rate: Engineered to provide the consistent gas volume control necessary for efficient natural gas furnace ignition

BASO H91RA-4C REVB Gas Valve Els PW 17895 Common Questions How do IThe BASO H91RA 4C REVB Gas Valve is a heavy duty, electrically operated shut off valve designed for high demand HVACR and industrial gas fired applications. Engineered for precision, this 2 wire automatic gas valve utilizes a bipolar magnetic operator to provide reliable on off control for natural gas and LP systems. With a 3 4" NPT inlet outlet and a 120V AC 60Hz coil, it supports a flow capacity of 310 CFH at a 1 2 PSI pressure drop. This unit