Malfunctions; Potential Malfunctions And How To Remedy Them - Hettich LegaDrive Operating And Installation Instructions

8. Troubleshooting

8.2 Malfunctions

This section provides you with detailed information on the fol-
lowing subjects:
·

Potential malfunctions and how to remedy them

· Fault messages on the handset display
· Control unit click codes
44
8.2.1 Potential malfunctions and how to remedy them
Lifting columns not working
Possible cause
Power supply cable Plug the power supply cable into the
is not plugged in. control unit.
Lifting columns are Plug the lifting column cable into the
not plugged in. control unit.
Power supply cable Change the power supply cable.
faulty (e.g. cable
break)
Poor plug contact Properly plug in the lifting column cable,
the power supply cable and the handset
cable.
Control unit faulty Contact customer service.
Handset faulty Change the handset.
Lifting column Contact customer service.
faulty
Lifting columns only operating in one direction
Possible cause
Power failure Carry out a manual reset (see Section
during height 7.4.4). *)
adjustment or
power supply cable
unplugged
during height
adjustment.
Control unit faulty Contact customer service.
Handset faulty Change the handset.
Lifting column Contact customer service.
faulty
*) if the drives are only providing downward movement.
Remedy
Remedy