58 INSTRUKCJA OBSŁUGI
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Troubleshooting and maintenance
1. The balance should be kept clean.
2. Take care that no dirt is between the casing and the pan. If a dirt is noticed, take
off the pan (lift it up), clean a dirt and then mount the pan.
3. In case of improper operation caused by a short-lasting lack of power supply,
switch the balance off by unplugging it from the mains, and then after several
seconds switch it on.
4. All repairs of the balance should be performed by authorised service centre.
5. To repair a balance, please contact nearest service centre.
6. Balances can be sent for repair as messenger delivery only in original package,
if not, there is a risk of damaging the balance and loosing guarantee.
Failure messages
auto-tests are in progress /
damage of electronic unit
unfinished zeroing /
mechanical damage
wait for 1 minute
check if the balance is placed
on stable ground, not affected
by vibrations
"Internal calibration:
load error"
too small load or overloading
balance mechanism /
mechanical damage
check if there are mounted all
necessary pan elements or if
there is no load on the pan
tare key pressed during zero
indication
balance indications must be
different from zero
permissible zeroing range was
exceeded
„Weighing range
exceeded”
permissible weighing range
(Max +9e) was exceeded
„Measuring range
exceeded (+)”
upper limit of measuring range in
analogue-digital converter was
exceeded
„Measuring range
exceeded (+)”
lower limit of measuring range in
analogue-digital converter was
exceeded
check if there are mounted all
necessary pan elements
„Unit weigh is too
small”
entered unit weigh is too small
unit weight is too small or
entered number of pieces is too
big
If a failure message still appears, contact authorised service centre.