With its 2-speed capability (1050/985 RPM)

meaning it requires power to both open and close the damper

This comprehensive kit addresses common ignition failures and combustion instability by providing a complete burner assembly overhaul

When you're dealing with a Trane SWT1263 Limit Switch that has failed

Lennox 12J41 TXV R-407A With its 2-speed capability (1050/985For veteran technicians looking to restore factory spec refrigerant metering, the Lennox 12J41 TXV (also identified as model 103366 13) is the precise OEM solution for R 410A systems. This thermostatic expansion valve is engineered for 3 ton (and some 3. 5 ton) outdoor units, featuring a 3 8" ODM inlet and a 1 2" ODF outlet. Unlike standard non bleed valves, this unit includes a 5% bleed port, which assists in pressure equalization during the off