Gema OptiGun GA03-E, Operating Instructions And Spare Parts List

Page: 34 / 45

V 02/22
32
•
Troubleshooting OptiGun GA03-E
Fault Causes Corrective action
Powder gun
sprays powder,
but the powder
does not adhere
to workpiece
High voltage and cur-
rent deactivated or too
low Check the high volt-
age and current set-
ting
Gun cable (gun plug or
gun connection) defec-
tive Test the gun cable
on another control
unit
High voltage cascade
defective Contact local Gema
representative
Electronic board in the
OptiTronic defective Send in for repair
Powder gun
sprays powder,
high voltage is
available, powder
does not adhere
to workpiece
The objects are not
properly grounded Check the grounding
Gun achieving on-
ly poor spray pro-
file
Total air incorrectly
configured Increase the powder
quantity and/or total
air volume on the
control unit
Bend or damage to air
lines to injector Check air lines to
injector
Insert sleeve in the in-
jector worn or not in-
serted Replace or insert it
Fluidization not running See above