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If the 47-21711-07 technician-verified switch opens
you must utilize the VS series valve bodies
What causes a York S1-025-26366-001 to trip frequently
Rated for 440 VAC
or excessive vibratory feedback from a failing inducer motor
Cleveland Controls DFSL-CO Switch If the 47-21711-07 technician-verified switchThe Cleveland Controls DFSL CO is a heavy duty, factory set air pressure sensing switch designed for reliable performance in duct heaters, ovens, and sophisticated energy management systems. As a veteran preferred air flow proving switch, this non adjustable unit is engineered to actuate at a precise fixed set point of 0. 2" WC on a pressure rise. Its SPDT (Single Pole Double Throw) contact arrangement provides maximum flexibility, allowing for both
