the Carrier HH18HA496 is a mission-critical safety component designed for Carrier

and beverage coolers

it features a manual override via a 4 mm hex crank and a selectable direction of motion switch

allowing for immediate installation and restoration of factory airflow specs

Utica-Dunkirk 14631010 Pressure Switch 326070-701 the Carrier HH18HA496 is aThe Utica Dunkirk 14631010 Pressure Switch is a critical safety component designed for the Dunkirk Q90, Q90 75, and Q90 100 Series 3 condensing gas boilers. This differential air pressure switch is factory calibrated to a 1. 35" W. C. (Water Column) setpoint, ensuring that the induced draft blower is providing sufficient airflow for safe combustion. As an OEM replacement, this switch features a robust housing and high sensitivity diaphragm to