Williams P321826 Limit Switch How does a reinforced diaphragm

How does a reinforced diaphragm improve valve performance

Mounting Versatility: Dual hub and foot-mount options for quick installation in field junctions or equipment panels

By utilizing these specialized fasteners

Heavy-duty construction designed for high-cycle reliability in demanding heating environments

The White Rodgers 3F05-1 features a calibrated dial on the face of the disc

Williams P321826 Limit Switch How does a reinforced diaphragmThe Williams P321826 Limit Switch is a critical safety component designed specifically for Monterey Counterflow Top Vent Furnaces, including the 250, 350, and 500 series. As a veteran technician knows, maintaining the integrity of the vent safety shutoff system is non negotiable for preventing flue gas spillage and potential carbon monoxide hazards. This replacement vent limit switch is engineered to monitor exhaust temperatures and will break the