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Reliable Sensing: Optimizes microamp signal feedback to the control board to prevent false shut-offs
Technicians frequently utilize this part to restore functionality to systems where the control circuit has failed due to a shorted contactor coil or primary surge
providing superior flow capacity with a 6
it provides a reliable normally open circuit that closes only when the specific 0
Lochinvar & A.O. Smith 100110973 Switch 326010-701 Reliable Sensing: Optimizes microamp signalThe Lochinvar & A. O. Smith 100110973 Blocked Flue Switch is a critical safety component designed for high efficiency boilers and commercial water heaters. As a veteran technician knows, this negative pressure switch (often referred to as a spill switch) is engineered to sense obstructions in the venting system, protecting the heat exchanger from hazardous flue gas recirculation. When the integrated sensor detects a lack of proper draft or a blocked
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