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This pneumatic restrictor tee features a precision-machined
Friction Reduction: Smooth surface finish minimizes drag on rotating components during the freeze cycle
using the two provided wires for seamless connectivity
you know that a nuisance lockout is often traced back to a fouled or failing flame rectification circuit
persistent yellow tipping
Williams P321826 Limit Switch This pneumatic restrictor tee featuresThe 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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