Lennox 97L01 Limit Switch R-407A check the output at the

check the output at the gas valve connectors while the pilot is lit

Industrial-Grade Construction: Features a stainless steel stem for enhanced corrosion resistance and long-term durability in high-cycle heating applications

Techs requiring a pressure tap for monitoring pressure drop across the drier should specify the "-T" version

including MGC2 and PGC2 series condensing and non-condensing units

providing a necessary solution for field technicians when the gas control inlet or outlet needs to be downsized to match the existing manifold or supply piping

Lennox 97L01 Limit Switch R-407A check the output at theThe Lennox 97L01 Limit Switch is a critical OEM replacement part engineered for precise thermal regulation in Lennox gas furnaces and air handlers. This L200 30F limit switch is designed to open the electrical circuit if the heat exchanger temperature exceeds its 200F setpoint, preventing mechanical failure and ensuring safe combustion cycles. With a 30F differential for automatic reset, it provides consistent high limit protection and prevents