Mueller W01073 2-1/8 x 1-5/8 Coupling or signs of gas leakage

or signs of gas leakage around the burner door

As a critical component of the combustion system

this is a model-specific Williams furnace part

Common Questions How do I test if a York limit switch is bad

including 22L62 and 22L75 models

Mueller W01073 2-1/8 x 1-5/8 Coupling or signs of gas leakageAs an HVACR professional, you know that the integrity of a system relies on the quality of its connections. The Mueller Streamline W01073 2 1 8 x 1 5 8 Copper CxC Coupling is a high performance wrot copper reducing coupling engineered specifically for technical HVACR piping and pressurized supply lines. This ASTM B16. 22 compliant fitting facilitates a precise reduction from a 2 1 8" OD (2" nominal) line to a 1 5 8" OD (1 1 2" nominal) line, ensuring