Lennox 69M38 Limit Switch 320735-701 Which Weil McLain boilers are

Which Weil McLain boilers are compatible with the 383-500-251 gasket

This furnace draft inducer motor is critical for maintaining proper air-to-fuel ratios and preventing the buildup of combustion byproducts within the heat exchanger

Should I replace the thermocouple when installing this valve

Technicians must use a 10 MFD / 370V run capacitor (sold separately) to ensure proper starting torque and motor efficiency

it provides a reliable pneumatic seal to prevent the furnace from firing under restricted venting or failed inducer conditions

Lennox 69M38 Limit Switch 320735-701 Which Weil McLain boilers areThe Lennox 69M38 Limit Switch is a critical safety component designed for precise thermal regulation within residential and commercial furnace repair and air handler applications. This OEM Lennox replacement part serves as the direct replacement for 69M3801, ensuring seamless mechanical and electrical compatibility with existing mounting footprints. As a high reliability HVAC limit switch, it operates on a standard 24V circuit to monitor internal