CASO Germany Scale C5 - Manual (Page 18)

11.3.7 Unstable weight indicator:
When the scale is in the unstable state, the LCD will indicate
"Unst. Put the scale on a hard flat surface, it will work normally.
12 Troubleshooting
Please note
► If the balance is not working, check the batteries on your
performance, as well as for correct polarity. (Inserted the
right way).
13 Cleaning and Maintenance
This chapter provides you with important notices with regard to cleaning and
maintaining the device. Please observe the notices to prevent damages due to
cleaning the device incorrectly and to ensure trouble-free operation.
13.1 Safety information
Attention
Please observe the following safety notices, before you
commence with cleaning the device:
► The device must be cleaned and food residues must be
removed at regular intervals. If the scale is not maintained in
a clean condition, this will have a detrimental effect on the
service life of the device and can also result in a dangerous
condition in the device as well as in the growth of fungus and
bacteria.
► Never immerse the unit into water or the dishwasher.
► If dampness penetrates into the device, this can damage the
electronic components.
► Do not use any aggressive or abrasive cleaning agents or
solvents.
► Do not scrape off stubborn dirt with hard items.
13.2 Cleaning
‹ Housing and display
Wipe the housing and the display with a damp cloth or sponge and mild dish soap.