Rev. 00 03/19
OptiStar 4.0 (CG24-CP) Fault clearance
57
Fault clearance
Error diagnosis of the software
General information
The correct function of the Gun control unit is constantly monitored. If the
equipment software determines a fault, an error message is indicated with
a help code. Following is monitored:
– High voltage technology
– Pneumatic system
– Power supply
Help codes
The error diagnosis codes (help codes) are shown in red on the A5
display.
The help codes are stored in an error list in the order of their appearance.
Each error in the list must be individually acknowledged with the keys T10
or T11.
The errors are displayed in the order of their appearance. The T10 and
T11 keys cannot be used for other functions, as long as an error code is
still shown.
Here is a list of all possible help codes for this Gun control unit:
Solenoid coil current lower than
preset limiting value
Valve defective, main board or
cable defective
Contact a Gema service
center
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