Weil McLain 511-624-303 Pressure Switch Els PW 17895 Engineered to withstand the high-temperature

Engineered to withstand the high-temperature environments of residential gas boilers

What causes this specific harness to fail

ensuring underlying airflow issues are addressed before the system restarts

because Lennox is the parent company for Allied Air brands

Common Questions Can I use the ZG-101 for outdoor installations

Weil McLain 511-624-303 Pressure Switch Els PW 17895 Engineered to withstand the high-temperatureThe Weil McLain 511 624 303 Pressure Switch is a critical safety component specifically designed for Weil McLain CGi series boilers, most notably the CGi 5 model. This SPST (Single Pole Single Throw) switch is factory calibrated to a set point of 1. 12" WC (Water Column), ensuring the inducer motor is moving sufficient combustion air before the ignition sequence initiates. Featuring a dual 1 4" barb connection, this OEM replacement part provides a