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Display Fault description Measures for fault correction
Processor fault Reset by switching off and on via the mains switch.
Replace the control unit if necessary.
ROM error Reset fault status by switching off and on via mains
switch. Replace the control unit if necessary.
Register error
RAM error
Hydraulic motor fault Control unit has detected an erroneous motor current
value. Hinged wedge sensor too sensitive.
Check motor and connecting lines.
Current monitor of
valve 1 activated
Control unit has detected a lack of current at a valve.
Check valve functioning and whether the connecting
lines have a cable break.
Current monitor of
valve 2 activated
Current monitor of
valve 3 activated
Display Position and status description
The dock leveller is in a position that has not been detected by the control unit, e.g.
following activation of power supply.
The dock leveller is in its home position.
The dock leveller is in its float position.
The dock leveller is between the home position and the float position.
The “Auto return” button has been pressed and the dock leveller returns to its home
position automatically.
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