Harbor Freight Tools 91011 Troubleshooting, Spray Pattern Diagnosis, Problem

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Troubleshooting

Spray Pattern Diagnosis

The Patterns below resemble symptoms of spray pattern problems. Please refer to the accompanying possible problems if you are experiencing similar difficulties. The solution to each problem follows the problem in parentheses.

Problem 1:

1.The Pattern Control Knob (65) is partially closed. (Open Pattern Control Knob (65).)

2.The material is too thick. (Thin material according to the manufacturer’s instructions.)

3.The air pressure is too low. (Increase air pressure. Make sure air pressure feeding into the pot is within the proper range (50-70 PSI) & air pressure as shown on the Gauge (38) is within the proper range (10-30 PSI).)

Problem 2:

1.High air pressure. (Reduce air pressure at gun.)

2.Not enough fluid. (Increase fluid.)

3.Pattern Control Knob (65) open too much. (Partially close Pattern Control Knob (65).)

Problem 3:

1.Air Cap plugged. (Clean the Air Cap.)

2.Air cap loose or dirty seat. (Clean and tighten.)

3.Dried material on fluid tip. (Use a nonmetallic point to clean the Air Cap.)

Problem 4:

1.Dirt on one side of the fluid tip. (Clean the fluid tip.)

2.Holes on one side of the Air cap are plugged. (Clean the Air cap with a nonmetallic point.)

If the steps above do not solve the problem or if the repairs involved are too

complex, contact a qualified technician.

SKU 93312

For technical questions, please call 1-800-444-3353.

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Contents For technical questions and replacement parts, please call Professional Spray Gun KitSave This Manual ContentsSpecifications Safety Warnings and Precautions For technical questions, please callFor technical questions, please call Unpacking Air Connection Control LayoutComparison Conventional versus Hvlp Spray Guns General tips for Preparation Fan Direction and Pattern AdjustmentPreparation Fan DirectionPattern Adjustment Techniques SKU For technical questions, please call MaintenanceAfter each use Parts List Please Read the Following CarefullyAssembly Diagram Spray Pattern Diagnosis TroubleshootingProblem Problem Cause Solution Sputtering Spray