15
EN
G
LI
S
H
Troubleshooting Guide
Problem
Cause
Remedy
Atomizing.
Nozzle too far away.
Hold it 30 cm away.
Paint too thin.
Use thicker paint.
Pressure too high.
Turn the output control
clockwise.
Worn nozzle
Replace nozzle.
Overheated
motor.
Spraying too long.
Allow spray gun to cool for
a few minutes.
Motor runs but does not spray.
Check filter and non-return
valve.
Thin the paint.
Motor hums but
does not spray.
Output control set wrong.
Adjust setting.
Piston worn from acrylic paint spraying.
Remove pump unit and
thoroughly clean all parts.
Faulty motor.
Lubricate the piston and
cylinder.
Motor runs but
does not spray.
Paint too thick
Thin the paint.
Nozzle blocked
Thoroughly clean.
Non-return valve missing.
Replace it.
Non-return valve worn or blocked.
Clean or change it.
Output control needs adjusting.
Adjust it.
Suction filter is clogged.
Clean or change it.
The motor does
not start.
No mains power supply.
Check fuse.
Faulty motor.
Paint “spits”
and motor
sounds strange.
Output control set wrong.
Adjust control knob.
Worn non-return valve or worn nozzle.
Replace worn part.
Nozzle aperture too large.
Change to a smaller one.
Paint too thick.
Thin the paint.
Spray gun held at too high an angle,
no paint can enter the suction tube.
Hold the gun upright or add
an extension to the tube.
Paint leaking
from the back
of the pump
assembly.
Gun pointed upwards when spraying.
Hold gun level.
Scratched piston or cylinder.
Replace worn part.
Summary of Contents for FL-999
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