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it is not for use with LP gas or direct-vent applications
a 393691 conversion kit must be installed by a licensed technician to adjust the regulator spring for the higher pressure requirements of LP systems
The adjustable tip must be positioned so the pilot flame envelops the top 3/8 to 1/2 inch of the sensing element
maintaining elasticity and sealing force up to 750°F
ensuring a secure and vibration-resistant connection to the high side of the system
Lochinvar & A.O. Smith 100166248 Pressure Switch 320788-703 it is not for useThe 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