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This 1 fl oz bottle contains a high-viscosity synthetic blend stable up to 300°F
Common Questions: How do I identify if a York blower belt replacement is necessary
Automatic Reset Logic: Eliminates manual resets by restoring circuit continuity once temperatures drop below the 170°F cutout point
Precision Calibration: Pre-set to
Lennox 83L83 Limit Switch This 1 fl oz bottleThe Lennox 83L83 Limit Switch is a critical safety component designed for precise thermal regulation within residential gas furnaces. As a genuine Lennox OEM replacement part, this auto reset limit switch is engineered to open the electrical circuit to the gas valve if the plenum temperature exceeds the 180F safety threshold, preventing heat exchanger damage. Once the temperature drops to approximately 150F, the switch automatically closes to resume
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