Depending on your model, the method to view diagnostic codes varies:
For sensor errors (like codes 11 or 20 ), check for corroded plugs, loose wiring, or damaged harnesses. Palfinger-crane-manual-error-codes
Please provide the model of your crane and the exact digits appearing on the display for a more detailed diagnosis. Palfinger Crane Error Codes Guide | PDF - Scribd Depending on your model, the method to view
Faults in the angle or length encoder, often due to poor initialization or wiring damage. Service & Overload Depending on your model
Signal loss or broken connection to the main boom pressure sensors. Encoder Issues
Ensure all emergency stop buttons are released. The system will not reset if one is engaged.