Key Benefits Broad Operating Range: Adjustable from 150°F to 550°F to handle diverse high-heat applications

Does this switch resolve a "Pressure Switch Stuck Closed" error

It is recommended to use the full length or loop the excess away from grounded metal surfaces rather than cutting

What is the benefit of the 1/4" SAE flare equalizer

Technicians should check for continuity and verify that the solenoid coil voltage matches the 240V system output

McDonnell & Miller 317350 Valve Els PW 17895 Key Benefits Broad Operating Range:As a seasoned tech, you know that ASME CSD 1 code compliance for hot water boilers often means significant downtime. The McDonnell & Miller 317350 (Model TC U) is a specialized Test and Check Upper Valve designed to eliminate the need for full system drainage during low water cut off testing. This 1 inch NPT component features an integrated, adjustable vacuum breaker that facilitates the rapid evacuation of water from the float chamber when the blow