York S1-7710-3281 Limit Switch terminals 1 and 3 are
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Ships within 48 hours · Estimated delivery Sep 27 - Oct 2
terminals 1 and 3 are for the 24V coil
and M8400 models
The male nut should be tightened finger-tight and then given an additional 1/4 turn with a 7/16-inch wrench
The Nordyne 626461R Limit Switch is a critical OEM furnace safety switch engineered for over-temperature protection in residential and light commercial HVAC systems
York S1-7710-3281 Limit Switch terminals 1 and 3 areThe York S1 7710 3281 is a critical 105 85F fan limit switch engineered for precise thermal management within residential and light commercial air handlers and furnaces. As a genuine OEM York part, this bimetal sensor ensures the blower fan activates once the heat exchanger reaches the 105F cut in point and deactivates after cooling to the 85F cut out. This specific temperature differential is vital for preventing short cycling and optimizing latent
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