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Streamlined Installation: Designed for direct gauge glass tapping
Remove the bottom seal cap and use the adjustment screw
preventing low-ambient cooling issues and extending the service life of your fleet's compressor and motor components
Corrosion Resistance: Nickel-plated construction prevents premature lead failure due to high-heat oxidation
Industrial Grade Construction: Features high-temperature bearings and a balanced assembly to minimize vibration and audible noise in residential applications
Lennox 69W42 Limit Switch 318518-761 Streamlined Installation: Designed for directThe Lennox 69W42 Limit Switch, also identified as the L220 30 Limit Switch, is a critical OEM safety component engineered for precise thermal regulation within Lennox, Armstrong, and Ducane furnaces. This furnace high limit switch features a 220F opening threshold to interrupt the electrical circuit immediately upon detecting an over temperature condition, effectively preventing heat exchanger damage and ensuring operational safety. With an automatic
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