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this sampling tube works in both rectangular and round configurations
the unit also includes permanent program retention during power loss
Key Benefits for Technicans: Field-Serviceable Design: Complete internal rebuild kit specifically for 1/2 inch Apollo vacuum breakers
the 47-23113-04 is rated for 230VAC systems but is commonly used across various voltage configurations as long as amperage limits are respected
Repetitive tripping usually indicates restricted airflow
Weil McLain 511-624-302 Pressure Switch Els PW 17895 this sampling tube works inReplace a failing or sticking draft inducer switch with the genuine Weil McLain 511 624 302 Pressure Switch. This OEM vent pressure switch is factory calibrated to a precise 1. 40" WC (Water Column) set point, specifically engineered for Weil McLain CGi 4 Series 2 boilers and size 4 CGi units. As a safety critical boiler pressure control, this SPST (Single Pole Single Throw) switch ensures the inducer motor is creating sufficient draft for safe
