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Frequent failure usually indicates an underlying issue
manual changeover thermostat engineered for 24V conventional systems and single-stage heat pumps without auxiliary heat
utilizing this authentic Lennox furnace igniter ensures the system operates within original manufacturer specifications for safety and efficiency
For maximum longevity
Cleveland Controls AFS-A-173 Pressure Switch Frequent failure usually indicates anThe Cleveland Controls AFS A 173 is a high performance adjustable pressure switch designed for critical airflow proving in package burners, furnaces, and fuel burning equipment. This SPDT air pressure switch offers a versatile field adjustable set point range from 0. 05" 0. 02" w. c. to 12" w. c., allowing for precise calibration in positive, negative, or differential pressure applications. Built with a plated housing and a durable silicone diaphragm,