or the system failing to initiate the pre-purge cycle

or blower malfunctions

2465H605-003

High Pressure Rating: 600 psi body pressure rating ensures robust performance under significant system pressures

Lochinvar & A.O. Smith 100166232 Pressure Switch 328140-751 or the system failing 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,