depot pull
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reducing downtime
The unit features gold-plated contacts (SPDT)
Common Questions: What happens if the Danfoss 193B-1704 fails
How do I diagnose a failing PTC relay
The button serves as a dedicated circuit breaker
Lochinvar & A.O. Smith 100110973 Switch 318518-761 reducing downtimeThe 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