V
10/04
OptiGun 2-A(X) (GA02) Automatic powder gun
Troubleshooting guide
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37
Troubleshooting guide
General information
Fault
Causes
Fault elimination
Injector, non-return
valve or throttle on injec-
tor, powder hose or
powder gun clogged
Clean or replace corre-
sponding part
Insert sleeve in injector
is worn
Replace
No fluidization, no con-
veying air
See OptiTronic or pow-
der hopper operating
instructions
Pressure control valve
on OptiTronic defective
Replace
Solenoid valve on Opti-
Tronic defective
Replace
The powder gun does
not spray powder, al-
though the powder gun
control unit is switched
on, the green lamp
lights up and com-
pressed air is available
Electronic board in Op-
tiTronic defective
Send in for repair
High voltage too low or
not available
Adjust high voltage on
the control unit
Gun cable (gun plug or
gun connection) defec-
tive
Test gun cable on an-
other OptiTronic unit
High voltage cascade
defect
Send in powder gun
shaft for repair
Powder gun sprays
powder, but the pow-
der does not adhere to
workpiece
Electronic board in Op-
tiTronic defective
Send in for repair
Powder gun sprays
powder, high voltage is
available, powder does
not adhere to work-
piece
Workpiece not properly
grounded
Check the grounding
Additional error descriptions are to be found also in the OptiTronic
control unit operating instructions!
