burmeier Lenus - TROUBLESHOOTING

Instruction Manual for Lenus Care Bed
Page 81
7 Troubleshooting
The following table provides a guide for rectifying common malfunctions. Should a
malfunction occur that is not included in the table, inform your operator.
Problem
Possible causes
Solution
Handset/
drive system
not functioning
(bed is connected to
the mains power
supply)
• The power adapter is not
plugged in or not plugged in
correctly
No power supply to mains
socket
• Functions are locked on handset
• Handset, power adapter or
control unit is defective
• Serious error/motor fault has
occurred
• Plug in the power adapter;
green LED on the power adapter
must light up
• Check the mains socket and fuse
box
• Unlock the functions (see chapter
4.4.4)
• Inform your operator to arrange
for the necessary repairs
• Perform RESET; see chapter
6.5.5 / replace motor
Green LED on
external power
adapter* does not
light up and drive
system does not work
• The power adapter is not
inserted properly
• No power supply to mains
socket
• The power adapter is faulty/not
inserted properly
• Plug in the power adapter
Check the mains socket
• Replace the power adapter with a
new one; inform your operator to
arrange for the necessary repairs
If an external power
adapter* is used:
Drives stop suddenly
after lengthy period
of adjustment
Thermal switch in power adapter*
was triggered by overload
Do not make continuous bed
adjustments for more than 2 minutes!
After 2 minutes of continuous
operation, a break of at least 18
minutes must be observed
To reset the power adapter after an
overload:
Disconnect the device from the power
supply and let it cool down for at least
30 minutes. Then reconnect the
device to the power supply. If the
device still does not function: Device
is faulty – replace the device
Yellow LED does not
light up when
pressing the button
on the handset/lights
up green constantly
• Functions are locked on handset
Handset faulty
• The cable from the power
adapter (24 volt) is not plugged in
properly
• Replace handset
• Check plug connections
• Unlock the adjustment functions
(see chapter 4.4.4)
Handset not
functioning,
adjustments are not
locked
• Handset faulty
• The control unit has detected
a fault and for safety reasons
has locked the adjustment
functions
• Replace handset.
• Perform RESET; see chapter 6.5.5;
If it occurs again: Have drive
system checked. Inform your
operator to arrange for the
necessary repairs