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Versatile Application: Standard SPST switch design used across multiple Rheem and Ruud gas furnace platforms
to monitor exact inducer motor performance and vent integrity
If your multimeter shows an open circuit or significantly higher resistance
Reliable Reseating: Features non-mechanical seat-to-disc alignment and tamper-resistant bonnet screws for secure
preventing repeated short-cycling under fault conditions
MARS 32391 Relay 320788-703 Versatile Application: Standard SPST switchThe MARS 32391 Relay is a field proven solid state delay on make timer engineered to protect HVACR equipment from rapid short cycling. Designed for professional contractors, this universal 2 wire delay on make solution operates across a wide 18 240V AC input range, making it a staple for servicing residential and commercial systems alike. This MARS 32391 adjustable timer features a heavy duty dial that allows for precise time delay relay settings from
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