Lochinvar & A.O. Smith 100277755 Pressure Switch 321142-301 Why should I use a

Why should I use a 96" lead instead of a standard length

F close points prevent heat exchanger cracking and ensure localized safety

Accurate Set Points: Features a fixed 22# trip and 7# differential for reliable 29# cut-in performance

Note that the closing point is fixed at approximately 3 to 5°F below the set opening temperature

It is highly recommended to match the 28-degree pitch exactly

Lochinvar & A.O. Smith 100277755 Pressure Switch 321142-301 Why should I use aThe Lochinvar & A. O. Smith 100277755 Pressure Switch is a mission critical component engineered for precise atmospheric monitoring in high efficiency boilers and water heaters. Calibrated to a . 95" WC (Water Column) set point, this OEM replacement pressure switch ensures the inducer fan is generating the correct static pressure before allowing the ignition sequence to proceed. As a veteran grade HVAC induction switch, it is designed to prevent