30
GB
Used batteries
Spent batteries should not be left in the device as these corrode and can release
chemicals, which are toxic and can damage the device. Remove the batteries from
the device if you do not intend to use it for a longer period of time. Damaged or spent
batteries can cause irritation after contact with skin, always wear suitable gloves and
protective glasses.
Fault
Possible cause
Solution
Blank or faded display.
Battery weak or empty.
Change the battery.
Machine cannot be switched
on.
Battery too weak or not
inserted.
Check that the battery is
inserted or change the
battery.
Results are obviously
incorrect (for example the
device gives a reading
although it is not placed on a
surface)
Calibrate the device
Calibrate the device as
described in the "preparing
for use / calibrating the
device" section above.
Troubleshooting
Cleaning
Clean the device with a soft, damp cloth if necessary. Keep the device dry and clean. Do
not use abrasive or chemical cleaning agents.
Remove the batteries from the device if you do not intend to use it for a longer period of
time to avoid damage caused by leaking batteries. The device is otherwise maintenance
free.
Maintenance and disposal
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03.07.15 09:48
