4 Malfunctions Malfunctions are indicated by indicator lights or icons on the monitoring display. In certain cases, an acoustic warning signal is issued. Additional information that facilitates the elimination of the problem is provided by error codes. Malfunctions are frequently caused by incorrect operation of the machine or improper maintenance. Each time you encounter a malfunction, read the relevant chapter in the operator’s manual. Identify the cause of the malfunction and eliminate it or have it eliminated.
Note! If you are unable to identify the cause of the malfunction, contact the LIEBHERR service department. Do not carry out any work for which you are not qualified. When contacting the LIEBHERR service department, describe the malfunction and all associated circumstances in as much detail as possible. Quote the machine type, the serial number and the year of manufacture of your equipment.
4.1 Error code list Error code
Effect
Cause
Remedy
E1001
Slewing gear failure
Plug connection loose
Check cabling, contact LIEBHERR customer service
Line fault Solenoid valve defective E1002
Insufficient hydraulic power of tool attachment
Plug connection loose Line fault
Check cabling, contact LIEBHERR customer service
Solenoid valve defective E1003
Fan rotates at maximum speed
Plug connection loose Line fault
Check cabling, contact LIEBHERR customer service
Solenoid valve defective
copyright by A 316 Litronic Industrie / 11140219
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