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continuity across the terminals should be detected with a multimeter
Engineered with a 15 PSI open and 19 PSI close setting
extending the service life of the valve internal components
this 120V AC solenoid coil ensures full compatibility with Parker Skinner valves
Lochinvar & A.O. Smith 100109935 Flue Switch 320788-702 continuity across the terminals shouldMaintain the exhaust integrity and operational safety of your high efficiency heating systems with the Lochinvar & A. O. Smith 100109935 Flue Switch. As a critical safety component, this blocked flue pressure switch is engineered to detect vent obstructions and immediately signal the control board to terminate the ignition cycle, preventing hazardous flue gas recirculation. This genuine OEM part is the designated 100109935 replacement for 9004550215,