Troubleshooting
25
4. Protect the paint spray system when storing it (e.g. in the original packaging or in
a box) if you do not use it regularly or will not be using it over an extended period.
Troubleshooting
Problem
Possible cause
Solution
No material
in the nozzle.
• Nozzle plugged.
• Clean the nozzle.
• Suction tube plugged.
• Clean the suction tube.
• Adjusting screw for ma-
terial flow control turned
too far to the left (–).
• Turn the adjusting screw for
material flow control to the right
(+).
• Suction tube loose.
• Insert the suction tube.
• Pressure does not build
up in the paint container.
• Screw the paint container firmly
in place.
Material
drips out of
the nozzle.
• Nozzle loose.
• Tighten the nozzle.
• Nozzle worn out.
• Change the nozzle.
• Nozzle seal worn out.
• Change the nozzle seal.
• Build-up of material in
the air cap and nozzle.
• Clean the air cap and nozzle.
Spray not
fine enough.
• Material viscosity too
great.
• Thin the material.
• Adjusting screw for ma-
terial flow control turned
too far to the right (+).
• Turn the adjusting screw for
material flow control to the left
(–).
• Nozzle dirty.
• Clean the nozzle.
• Air filter very dirty.
• Clean or change the air filter.
• Not enough pressure
built-up in the paint
container.
• Screw the paint container firmly
in place.
Spray jet cuts
out.
• Material in the paint con-
tainer almost out.
• Top up material.
• Air filter very dirty.
• Clean or change the air filter.
Paint runs.
• Too much material
applied.
• Turn the adjusting screw for
material flow control to the left (–).