Lennox 47L19 Limit Switch 322838-752 if the valve shifts manually

if the valve shifts manually or with a magnet but fails electrically

Accurate Superheat Regulation: Maintains precise refrigerant metering to protect the compressor from liquid floodback

Diagnostic-Ready: Dual 1/8" NPT pressure taps allow technicians to verify manifold pressure quickly during gas valve troubleshooting

the Watts R11-04C delivers fast response times and maintains a steady 0-125 PSI range

Lennox 47L19 Limit Switch 322838-752 if the valve shifts manuallyThe Lennox 47L19 Limit Switch is a critical OEM replacement part designed for precise thermal regulation in residential and commercial furnaces. As an auto reset limit switch, this 36T series disc style component operates on a normally closed circuit, ensuring the burner assembly remains functional only within safe operating parameters. When the internal plenum temperature reaches the 185F high limit threshold, the switch opens, breaking the circuit