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SPRAY GUN TROUBLESHOOTING AND
PREVENTIVE MAINTENANCE GUIDE
IMPORTANT:
Before using this equipment, read all safety precautions and instructions in this manual.
Keep for future use.
SB-2-001-J (7/2015)
1 / 12

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Summary of Contents for DeVilbiss SB-2-001-J

  • Page 1 SPRAY GUN TROUBLESHOOTING AND PREVENTIVE MAINTENANCE GUIDE IMPORTANT: Before using this equipment, read all safety precautions and instructions in this manual. Keep for future use. SB-2-001-J (7/2015) 1 / 12...
  • Page 2: Safety Precautions

    Read the label or data sheet for the material can become violent and lead to an you intend to spray. If in doubt as to whether equipment explosion. or not a coating or cleaning material is compatible, contact your material supplier. 2 / 12 SB-2-001-J (7/2015)
  • Page 3 A pressure feed system is normally used when large quantities of material are to be applied, when the material is too heavy to be siphoned from a con- Figure 2 Suction Feed Air Cap tainer or when fast application is required. SB-2-001-J (7/2015) 3 / 12...
  • Page 4: Operation

    Hold the trigger open until the paint begins to run. There should be even distribu- tion of the paint across the full width of the pattern (see Figure 10). Adjust with fan pattern adjust- 4 / 12 SB-2-001-J (7/2015)
  • Page 5 Connect the mainline air hose until it is reversed for the return stroke. to the air inlet on the tank, cup or pump. SB-2-001-J (7/2015) 5 / 12...
  • Page 6: Maintenance

    (fluid leakage on pressure feed, suction of air on suction feed). Too tight will bind the needle as well as shorten life of packing. When replacing the fluid tip or fluid needle, it is recom- 6 / 12 SB-2-001-J (7/2015)
  • Page 7 Thoroughly clean the air cap and baffle threads (F), and lubricate with spray gun lube daily. Lubricate each of these points after every cleaning in a gun washer. Figure 14 Using a Hose Cleaner Figure 15 Lubrications Points SB-2-001-J (7/2015) 7 / 12...
  • Page 8: Troubleshooting

    Backflush with solvent. Loose or broken fluid tube or fluid Tighten or replace. inlet nipple (suction or pressure feed). Dry or loose fluid needle packing nut. Lubricate or tighten. Damaged fluid needle packing Replace. *Most common problem. 8 / 12 SB-2-001-J (7/2015)
  • Page 9 Paint bubbles in cup Fluid tip not tight. Tighten. Fluid leaking or dripping Cup lid loose. Push in or replace. from cup lid Dirty cup or lid. Clean. Cracked cup or lid. Replace cup and lid. SB-2-001-J (7/2015) 9 / 12...
  • Page 10 Follow paint manufacturer's mixing instructions. Surface rough, oily, dirty. Properly clean and prepare. Fluid dripping or leaking Cup loose on gun. Tighten from bottom of cup Cup threads dirty. Clean. Cup gasket damaged or dirty. Replace. 10 / 12 SB-2-001-J (7/2015)
  • Page 11 SYSTEM SOLUTIONS FOR YOUR SPRAY FINISHING NEEDS More than just a spray gun manufacturer, DeVilbiss is your single source for practical solutions to all your spray finishing challenges. To maximize your production output, you need consistent, reliable performance, high-quality results and a responsive service partner who knows the industry and your business.
  • Page 12: Warranty Policy

    WARRANTY POLICY DeVilbiss products are covered by Finishing Brands one year materials and workmanship limited warranty. The use of any parts or accessories, from a source other than Finishing Brands, will void all warranties. For specific warranty information please contact the closest Finishing Brands location listed below.

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