Spraygun Troubleshooting
Problem1 Will not spray.
Cause
No pressure to gun.
Solution
Check air and material lines.
Cause
Adjusting Screw not properly adjusted.
Solution
Adjust.
Problem2 Improper spray pattern
Improper spray pattern1
Improper spray pattern2
Cause
Material build up on the Air Cap or Fluid Tip.
Solution
Clean the Air Cap or Fluid Tip.
Improper spray pattern3
Improper spray pattern4
Cause
Incorrect fluid delivery or viscosity.
Solution
Adjust.
Problem3 Jerky or fluttering spray
Cause
①Insufficient material in the cup or Loose connector.②Gun Fluid Passage plugged.
③Worn Needle Packing.
④Loose or damaged Fluid Tip.
Solution
①Fill cup or tighten the Connector.
②Clean Fluid Passage.
③Replace Needle Packing.
④Tighten or replace Fluid Tip.
Problem4 Fluid leaking from needle packing nut
Cause
①Loose Packing Gland ②Worn or damaged Needle Packing.
Solution
①Adjust Packing Gland. ②Replace Needle Packing.
Problem5 Dripping from Fluid Tip
Cause
①Worn or damaged Fluid Tip or Needle.
②Stuck Needle Packing or Needle.
③Tight Packing Gland.
④Loose Adjusting Screw.
Solution
①Replace Fluid Tip or Needle.
②Lubricate Needle Packing or Needle.
③Adjust Packing Gland.
④Tighten Adjusting Screw.
