Lift units for wall cupboards
Fault
Cause
Lift unit for wall
No power .
cupboard without
safety plate
cannot be height-
adjusted.
Lift unit has not been
reset (e.g. after power
loss).
Faulty plugs.
The frame-mounted
switch cannot be
operated easily.
Remedy
Check mains electricity is correctly
connected to the control box.
control box will usually be located under
the worktop).
Reset the unit if possible:
1. Activate the indicator until the unit is in
its lowest position. Release the switch.
2. Activate the lower indicator again for
5 seconds.
3. The lift unit is now reset. (It may be
necessary to reset the unit several times
in succession).
Check plug from motor to extension lead,
and those in inlets 3 and 4 on the control
box. The male plugs have small steel pins
which can be easily bent when inserted
into the control box. If one of the pins
is bent, straighten it out before replacing
the plug in the control box. REMEMBER
to reset.
Check whether the frame-mounted
switch can be operated freely and that it
returns automatically to neutral position.
The movement can be hindered by dirt
or grease.
Check the frame-mounted switch:
Check that all wires are correctly
connected according to the installation
guide and that none are broken.
If a wire is incorrectly connected, the lift
unit cannot run up or down.
NB: If the lift unit will not rise, the switch
can be considered as defective.
If all wires from the switch are correctly
connected and none are broken, the lift
unit should be able to run up/down.
REMEMBER to reset.
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(The
Electrical lift units
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13