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Chrome-bevel sheet on grid paper — specs and return notes filed under the bay.
Mounting Versatility: Dual hub and foot-mount options for quick installation in field junctions or equipment panels
hydronic heating
Heavy-duty construction designed for high-cycle reliability in demanding heating environments
What causes a 225F limit switch to fail repeatedly
Can I use this for actuators from other manufacturers
Williams P321826 Limit Switch Mounting Versatility: Dual hub andThe 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
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