POWX354
EN
Copyright © 2021 VARO
P a g e
|
8
www.varo.com
▪
Clean the outside of the spray gun and container with a cloth soaked in solvent or water.
▪
Unscrew the union nut and remove the air cap and nozzle. Clean the air cap and nozzle
with a brush and solvent or water.
8 MAINTENANCE
Change the air filter if it is soiled (Fig. 9, item 7).
WARNING! Never operate the machine without the air filter; dirt could be
sucked in and interfere with the function of the machine.
8.1
Correction of Malfunctions
Problem
Cause
Remedy
No coating material
emerges from the
nozzle
Nozzle clogged
Feed tube clogged
Material volume setting turned too far
to the left (-)
Feed tube loose
No pressure build-up in container
Clean
Clean
Turn to the right (+)
Insert
Tighten container
Coating material drips
from the nozzle
Nozzle loose
Nozzle worn
Nozzle seal worn
Coating material assembly at air cap,
nozzle or needle
Tighten
Change
Change
Clean
Atomization too
coarse
Viscosity of coating material too high
Material volume too large
Material volume adjusting screw
turned too far to the right (+)
Nozzle contaminated
Air filter heavily soiled
Too little pressure build-up in
container
Thin
Turn material volume
adjusting screw to the
left (-)
Clean
Change
Tighten container
Spray jet pulsates
Coating material in container running
out
Air filter heavily soiled
Refill
Change
Coating material
causes "paint tears"
Too much coating material applied.
Turn material volume
adjusting screw to the
left (-)
Too much fog of
coating material
(Overspray)
Distance to the object too large
Too much coating material applied
Reduce distance Turn
material volume
adjusting screw to the
left (-)
Paint in the
ventilating hose
Diaphragm soiled
Diaphragm defective
Clean the diaphragm
Replace the diaphragm
