Lennox 83L83 Limit Switch Common Questions Can I use

Common Questions Can I use this seal cap on a 325-3 series regulator

The solid core construction effectively captures solid particles down to 25 μm while maintaining a minimal pressure drop to maximize overall system coefficient of performance (COP)

When diagnosing a faulty defrost thermistor

Will this switch fix a "pressure switch open" fault code

Engineered with an aluminum core and a porous water-retention coating

Lennox 83L83 Limit Switch Common Questions Can I useThe 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