Lennox 29M17 Limit Switch Els PW 29614 typically connecting to the 24VAC

typically connecting to the 24VAC common (C) and cooling (Y/Y1) terminals via the provided blue

This 120/240V component is engineered to withstand the thermal stress and high-static conditions common in residential and light commercial air handlers

This automatic reset switch is specified for applications where the system must resume operation once safe temperatures are cleared

For technicians working with 3-inch PVC venting

and economizer operations

Lennox 29M17 Limit Switch Els PW 29614 typically connecting to the 24VACWhen you're troubleshooting a furnace that's short cycling or throwing a four flash diagnostic code, the Lennox 29M17 Limit Switch is often the first component to inspect. As a critical OEM replacement part, this L215 40F limit switch is engineered to protect the heat exchanger from thermal stress. It features a fixed setpoint that opens the electrical circuit at 215F and automatically resets once the temperature drops to 40F, ensuring the HVAC system