Troubleshooting - Nußbaum Hebetechnik 4.40H Instructions And Documentation

• Turn the key switch on position " ".
• The lift raised a little bit before the lowering starts
• Lower the lift on the working height . Observe the complete process.
C o m m e n t !
If the main lift is in a height of 200 mm over the floor the electric switched off
automatically. In this case turn the key in position "0" and after in position " "
again. You hear an accoustic warn signal until the lift is in the lowest position.
• Drive the vehicle from the lift if its in the lowest position.
Lowering into the ratchet strip
• Activate button „lowering in ratchet" (see pic.1).
• Push button as long as all four ratchets are engaged and the lift does not move any
more.
Lifting out of the ratchet strip
• Turn the key on position " " until the ratchets are free.
Driving on an obstacle
If the lift is running onto an obstacle during the lowering, it stops automatically. In this
case push bypass switch on the operating column and turn the key on position " "
simultaneous until the obstacle can be removed.
6 . Tro u b l e s h o o t i n g
If the lift does not work properly, the reason for this might be quite simple. Please
check the lift for the potential reasons mentioned on the following pages. If the cause
of trouble cannot be found, please call the technical service.
lowering
Instruction and Documentation
4.40 H
lifting
key switch
button "lowering in the ratchet"
1 8
pic. 1: operating unit