Common Questions What is the difference between the 1XL and the 100XL series

measure the open circuit output

This 7-pin wiring harness facilitates precise connectivity for remote flame sensing applications

ensuring broad HVACR compatibility with Robertshaw and major competitive control systems

" If closed too far

Weil McLain 382-200-317 Pressure Switch 30067439-890 Common Questions What is theThe Weil McLain 382 200 317 Pressure Switch is a critical high altitude kit designed specifically for GV series boilers operating at elevations between 5,500 and 10,000 feet. This 1. 25" W. C. pressure switch features a single pole single throw (SPST) configuration, calibrated to ensure precise drafting safety and ignition sequencing in thin atmospheric conditions. As a factory authorized Weil McLain replacement part, it addresses the common issue of