16
Pattern on
right or left
only
Heavy
top/bottom
pattern
Light center
pattern
Heavy
center
pattern
Have qualified technician
replace needle
Damaged needle
Clean fluid tip
Dirt on one side of fluid tip
Clean nozzle with nonmetallic
point
Holes on one side of nozzle
are plugged
Corrective Action
Possible Cause(s)
Symptom
WARNING: Follow all safety precautions whenever diagnosing or servicing the tool.
Disconnect the air supply before servicing
Have qualified technician
replace needle
Damaged needle
Use a nonmetallic point to
clean nozzle
Dried paint on fluid tip
Clean and tighten nozzle and
seal
Nozzle loose or dirty seal
Clean nozzle
Nozzle plugged
Partially close pattern
adjustment knob
Pattern adjustment knob
open too far
Open fluid knob
Fluid knob not open enough
Reduce air pressure
High air pressure
Increase air pressure within the
operating air pressure
The air pressure is too low
Thin paint according to the
manufacturer’s instructions
The paint is too thick
Open pattern adjustment knob
more
Pattern adjustment knob
partially closed
Important Operating Instructions
TROUBLESHOOTING GUIDE