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Complete Kit: Includes high-grade capscrews to ensure a secure
Optimized Efficiency: High-temperature scroll technology provides superior liquid handling and thermal efficiency compared to reciprocating alternatives
OEM Compatibility: A genuine York-Johnson Controls part
Suffix matching is critical
Supporting 3 stages of heating and 2 stages of cooling (3H/2C)
Lochinvar & A.O. Smith 100111914 Pressure Switch 322838-754 Complete Kit: Includes high-grade capscrewsFor service professionals maintaining Lochinvar and A. O. Smith high efficiency systems, the Lochinvar & A. O. Smith 100111914 Pressure Switch is the mandatory OEM solution for restoring proper sequence of operation. This air pressure switch is a precision calibrated safety component designed to verify adequate blower performance and venting integrity before allowing the ignition cycle to proceed. It serves as a direct fit replacement for furnace and
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