leak-resistant interface between the metering device and the evaporator assembly

or a compressor that is running but not cooling

Manual Reset Safety: High-pressure manual reset ensures manual intervention after extreme discharge pressure events

" or shows a resistance value that does not match the ambient temperature

For maximum accuracy and to prevent moisture buildup in the diaphragm

Utica-Dunkirk 240006939 Vent Damper 30067439-890 leak-resistant interface between the meteringThe Utica Dunkirk 240006939 is a 7 inch automatic vent damper engineered for gas fired atmospheric boilers and furnaces to prevent standby heat loss. This electro mechanical flue damper utilizes a 24VAC synchronous motor and a specialized damper blade actuator to seal the venting system when the burner is off, effectively maintaining boiler water temperature and improving Seasonal Energy Efficiency Ratio (SEER) ratings. Designed as a direct OEM