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Ships within 48 hours · Estimated delivery Oct 11 - Oct 16
This unit is provided as the MOTOR ONLY and serves as the official successor to several legacy part numbers
Direct Replacement: Verified interchangeable part for 14004137-001/U
As a critical installation component for vented hearth heaters
Designed to meet standard HVACR specifications
Lennox 83L76 Limit Switch 322838-752 This unit is provided asFor service technicians addressing furnace short cycling or thermal cutout issues, the Lennox 83L76 Limit Switch serves as a direct fit OEM replacement part designed for high limit circuit protection. This 140 180F AUTO limit switch is engineered with a calibrated bimetal snap disc that opens at 180F to prevent heat exchanger damage and automatically resets at 140F once the plenum temperature stabilizes. As a critical furnace safety sensor, it
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