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a 393691 conversion kit must be installed by a licensed technician to adjust the regulator spring for the higher pressure requirements of LP systems
it is not for use with LP gas or direct-vent applications
Maximum Flow Capacity: The 3/4" orifice design provides a high Cv rating for efficient system throughput
the Schneider Electric (Barber Colman) 22-120 Socket is the industry-standard interface required for secure relay or module integration
Lochinvar & A.O. Smith 100166248 Pressure Switch 320788-703 a 393691 conversion kit mustThe Lochinvar & A. O. Smith 100166248 Pressure Switch is a critical safety component designed for precise combustion air proving in high efficiency commercial boilers and water heaters. Rated at . 95" WC (Water Column), this SPDT (Single Pole Double Throw) switch monitors differential pressure to ensure the blower is moving sufficient air before the ignition sequence begins. This authentic OEM replacement part is the current manufacturer specified
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