Adjusting screw sub-assembly De Dietrich 97955965

An adjusting screw sub-assembly includes screws used to fine-tune settings on gas burners or other heating equipment. These screws allow precise adjustment of air-to-fuel ratios, flame height, or other parameters critical for efficient operation. When performing maintenance or calibration, having the correct adjusting screws ensures that adjustments hold their position and do not loosen over time. This sub-assembly is a handy addition for technicians who need to restore or optimize burner performance.