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Most failures result from over-torquing
or diagnostic codes indicating a pressure switch stuck open or closed
This model features the standard 4-inch shank typical of residential Bradford White atmospheric vent tanks
eliminating the need for field adjustments required by universal switches
Utica-Dunkirk 240009128 Control R-448A Most failures result from over-torquingWhen you're servicing a hydronic system that keeps tripping or failing to reach setpoint, checking the Utica Dunkirk 240009128 High Limit Control is standard procedure. This OEM replacement aquastat is the professional choice for maintaining safe operating temperatures in Dunkirk Empire II Series, Utica Keystone Series II, and Starfire IV Series 4 boilers. Engineered as a direct replacement for Honeywell Aquastat L7248L1060, this immersion type
