Reliable Switching: High-quality internal contacts prevent resistance build-up that often leads to intermittent ignition failure

Can this relay control both the blower motor and heating elements

providing critical protection against heat exchanger overheating

2509622 or 5009622) against the manufacturer's parts list to confirm compatibility

Weil McLain 511-624-403 Pressure Switch Els PW 17895 Reliable Switching: High-quality internal contactsThe Weil McLain 511 624 403 Pressure Switch is a critical OEM safety component specifically calibrated for CGi 5 Series gas boilers and select CGs 5 models. Operating with a precise fixed set point of 1. 22" W. C., this air pressure differential switch ensures that the inducer fan is generating sufficient draft before allowing the ignition sequence to proceed. It is designed for standard altitude installations ranging from 0 to 1,999 feet. This