meaning it closes completely when the compressor cycles off

It includes the springs and the necessary mounting hardware to interface with the valve body

What causes the burner to light for 4 seconds then shut down

What does the 1141643 cross-reference to

Whether you are performing a routine overhaul or correcting airflow restrictions

Weil McLain 511-330-099 Ignition Control Els PW 17895 meaning it closes completely whenThe Weil McLain 511 330 099 Ignition Control is a critical electronic component engineered for intermittent pilot ignition systems in gas fired hydronic boilers. Designed specifically for the Weil McLain CGi series (Series 1 through Series 4) and compatible with select CGs and CGt models, this 120V AC module manages the full ignition sequence, including spark generation, flame rectification, and safety shutoff protocols. For technicians