Rev. 00 03/19
60
Fault clearance OptiStar 4.0 (CG24-CP)
(GLsoll – TL) < 0(Total
Air preset value –
Transport Air) < 0
Total air is smaller than transport
air which is resulting from powder
output and daily correction value
C2
Change the powder output
correction value or daily
correction value C2
Pressure falls below desired
value longer than 5 s.
Check the compressed air
supply, otherwise contact a
Gema service center
AP01 pressure
measurement
A/D converter timeout. Possible
cause: Hardware defective
Contact a Gema service
center
The unit is configured as pump
control unit, but there is no pump
interface
Check System parameter
P0, otherwise contact a
Gema service center
During the cleaning program first
phase is the pressure still too
high.
Cleaning program is
interrupted
Contact a Gema service
center
Is displayed after IN pinch valve
diagnostic.
Pinch valve defective.
Replace the pinch valve or
contact Gema Service
Is displayed after OUT pinch
valve diagnostic.
Pinch valve defective.
Replace the pinch valve or
contact Gema Service
Pinch valve leakage / too
high compressed air
consumption
Pinch valve diagnostic during
operation
Pressure drop per each pinch
valve closing higher then
threshold value C9
Start the cleaning and then
the pinch valve diagnostic
If it occurs again, replace
the pinch valve or contact
Gema Service
Communication Mainboard-Gun:
Communication error
mainboard-gun
Gun, gun cable or Mainboard
defective
Replace or contact Gema
Service
* Application pump no. 2
Help codes list
The last appeared four errors are stored in a list by the software. If an
error appears, which is already in the list, he will not be listed again.
Appearance of errors
It is possible that an error is only displayed for a short time, but after the
acknowledgement it will disappear. In this case, it's recommended to
switch off the control unit and switch it on again (reset by restarting).
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