but you must never go lower

essential for maintaining the SEER efficiency of modern air conditioning and refrigeration equipment

the knurled brass design often allows for reliable hand-tightening to establish a proper electrical ground

Common Questions Will this work with other brands besides York

Its durable construction withstands the acidic nature of HVAC condensate

Cleveland Controls AFS-A-173 Pressure Switch but you must never goThe 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,