Auto Spraygun Troubleshooting　Ex.T2AGPV
Problem1 Will not spray.
Cause
No pressure to gun.
Solution
Check air and material lines.
Cause
Piston stops moving.
Solution
Check CYL air pressure.
Problem2 Improper spray pattern
Improper spray pattern1
Improper spray pattern2
Cause
Gun not adjusted properly. Material build up on the air cap or fluid tip.
Solution
Re-adjust. Clean the air cap or fluid tip.
Note : To determine where the material build up is, rotate the air cap 180° and test spray. If the pattern stays in the same position, the condition is caused by material build up on the fluid tip. If the pattern changes with air cap movement, the buildup is in the air cap.
Problem3
Cause
Wrong material or material too thick.
Solution
Adjust material pressure or thin material.
Problem4
Cause
Insufficient material or atomizing air pressure too high.
Solution
Increase material or reduce atomizing air pressure.
Problem3 Jerky or fluttering spray
Cause
- Insufficient material in the tank or an obstruction in the line.
- Gun material passage plugged.
- Worn Needle Seal Kit.
- Loose or damaged Fluid Tip.
Solution
- Fill tank or clear obstruction.
- Clean.
- Replace or tighten.
- Tighten or replace.
Problem4 Air leaking from the center hole of Rear Body.
Cause
- Damaged or worn Piston Seal.
- Damaged cylinder part of the gun body.
Solution
- Replace.
- Gun body may not be used depending on the extent of the damage.
Problem5 Liquid spill from Fluid Tip.
Cause
- Clogged Needle of the Fluid Tip.
- Damaged or worn Fluid tip or Needle.
- Damaged or deformed Needle Spring.
Solution
- Clean.
- Replace.
- Replace.
Problem6 Air or paint leaking from the 3mm hole of the gun body.
Cause
Damaged or worn Needle Seal Kit.
Solution
Replace.
