Lochinvar & A.O. Smith 100110715 Inlet Switch 328140-751 Key Benefits for Technicians: Exact

Key Benefits for Technicians: Exact OEM Cross-Reference: Identical performance specifications to Carrier LH33WZ511

Most failures in zone valve motors result from excessive ambient heat or sediment buildup in the valve body increasing torque resistance

What is the difference between the 94 and the 94-M versions

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Applying line voltage to the coil will result in immediate failure

Lochinvar & A.O. Smith 100110715 Inlet Switch 328140-751 Key Benefits for Technicians: ExactThe Lochinvar & A. O. Smith 100110715 Inlet Switch is a critical safety component designed for high efficiency commercial and residential water heating systems. This OEM replacement part is the current updated version for the legacy 9005900215 and 193363 models. As a normally closed blocked inlet pressure switch, it monitors the air intake for obstructions. If the negative pressure at the combustion air inlet deviates from factory setpointsoften due