27
6. Authorized lowering
Only by authorized competent persons
Risk of injury in the case of incor-
rect behavior. Only authorized
competent persons may lower lifts
as described below
.
Cordon off the danger zone, prevent access
by all persons.
Constantly monitor the danger zones when
lifting or lowering.
No-one may remain in the lift traffic zone.
Only qualified electricians may carry out work
on the electrics.
Figure 18
1. Electronic alignment control button:
Functions only when the photosensor(LT version)
or slack and broken switch is disconnected.
2. Lifting table leveling button
（
SB7,only LT
version)
6.1 Manually lowering the lift when
there is a height difference of > 50 mm
After the photosensor has been activated when
the height difference between the runways
is
above 50 mm
, the lifting table are locked
completely. The main lift can also no longer be
lowered.
To correct this, proceed as follows. A buzzer
sounds throughout the entire lifting/lowering
process.
1. Secure the danger zone, see above.
2. Remove the safety cover on the side of the
control unit.
3. Set the selector on the main lift or lifting table as
required.
4. Push the electronic alignment control button (1)
together with the UP or DOWN button. In doing
so, the main lift or lifting table move up to full rise
and then down to the bottom position.
5. If both runways are lowered completely onto the
floor, turn the main switch to the "OFF“ position,
wait a short while, then turn the main switch to
the "ON“ position.
6. Conduct a function test. The lift is now ready for
operation again.
7. Attach the side safety cover and screw back into
place.
WARNING
18
