Lochinvar & A.O. Smith 100166232 Pressure Switch 321142-301 the unit is factory-calibrated to

the unit is factory-calibrated to open at 35 PSIG and close at 60 PSIG

If the switch shows no continuity after a manual reset

effectively dampening vibration and reducing structural noise during high-static operation

or process piping

reducing vibration and preventing premature bearing failure on the motor

Lochinvar & A.O. Smith 100166232 Pressure Switch 321142-301 the unit is factory-calibrated toThe Lochinvar & A. O. Smith 100166232 Pressure Switch is a critical safety component designed for precise atmospheric monitoring in high efficiency boiler and water heater systems. Engineered with a 1. 05" WC fixed set point, this SPDT (Single Pole Double Throw) switch ensures the inducer motor is generating sufficient negative pressure to safely vent combustion gases before allowing the ignition sequence to proceed. As a direct OEM replacement part,