DeVilbiss PRI Pro Lite - Troubleshooting Mechanical Performance

EN
Excessive fluid tip wear.
Replace with new fluid tip.
Gun spits paint when triggering
on due to paint build-up inside
air cap between spraying
operations.
Fluid tip not fitted correctly in
gun head.
Tighten.
Fluid tip/needle leakage.
Check for damage or blockage.
Paint build-up on fluid tip.
Fluid tip not fitted correctly in
gun head.
Tighten.
Fluid tip/needle leakage.
Damaged air cap holes.
CAUSE
CORRECTION
Excessive needle wear.
Replace with new needle.
GENERAL FAULTS
Gun spits paint when triggering
on and off.
Incorrect needle fitted to gun.
Check fluid tip/needle selection
chart and fit correct item.
Paint build-up on air cap.
Will not spray.
No air pressure at gun.
Check air supply and air line.
Fluid needle adjustment knob
not open enough.
Open fluid needle adjustment
knob.
Replace with new air cap.
Gradual build-up of bounce-back
on gun head.
Thoroughly clean.
Unable to get round spray
Fluid tip or sprayhead incorrectly
fitted.
Remove, check components for
damage and refit correctly.
Check for damage or blockage.
TROUBLESHOOTING MECHANICAL PERFORMANCE
SB-E-2-859 R1.1
15/24