Operator lost all functions and the remote displayed Port Connection Error .
The electrical panel PLC displayed an hour glass and E1514. Crane would not start.
Any Error 1500-1550 indicates the component is no longer on the Bus. The CAN bus is not active for some reason it is possible for the error 1514 to be indicated in the CGM as the CPU can no longer communicate with the CGM display via the disrupted bus. Even replacing the CGM Display with not correct the problem!
Switched crane to scaling position 1 on the three position key. This would allow the crane to start.
Crane had zero for jib length. The crane has lost jib information and needs to be reconfirmed
Press F3 for scaling summary. All icons should have a checkmark next to it.
Liebherr Scaling Screenshot
Any icons that have a “X” next to it need to be reconfirmed. F1 to previous screen, and F2 to confirm each icon. Must confirm the OK at the end as well.