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What does it mean if my Lennox pressure switch is stuck open
including the 20-200 and 21-200 series (long shank) valves
Optimized Ignition Signal: Engineered to provide the exact resistance required for proper flame sensor feedback to the control board
Technical Compatibility: Optimized for use in Lochinvar and A
Technicians rely on this Maxitrol valve for its robust aluminum construction and precise flow characteristics
Lochinvar & A.O. Smith 100112659 Pressure Switch Els PW 29614 What does it mean ifThe Lochinvar & A. O. Smith 100112659 Pressure Switch is a critical safety component designed for Series 200 201 Power Vent Heaters and high efficiency commercial gas water heaters. This genuine OEM replacement part features a precise 0. 37" WC (Water Column) set point, ensuring the inducer motor provides sufficient draft before allowing the ignition sequence to proceed. Engineered for normally open operation, it effectively monitors the vacuum in the