Troubleshooting And Maintenance - PCE Group AB Series User Manual

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12. Troubleshooting and maintenance

Display indication
"Test ..."
" - - - - "
"Internal calibration:
load error"
„Tare range
exceeded"
„Zeroing range
exceeded"
„Weighing range
exceeded"
„Measuring range
exceeded (+)"
„Measuring range
exceeded (+)"
„Unit weigh is too
small"
If a remedy does not have any effect and the communicate is still displayed, contact
your dealer or service centre.
1. A balance should be kept clean.
2. Take care that no dirt gets between the casing and the pan. If found any, remove a
pan (lift it up), remove the dirt and then replace a pan.
3. In case of improper operation caused by a short-lasting power supply decay, unplug
the balance from the mains and then plug it in again after few seconds.
4. It is forbidden to make any repairs by unauthorised persons.
5. To repair a balance, please contact our nearest service centre.
USER MANUAL
Possible cause
Auto-tests are being performed
/ electronic unit damage
The balance is during zeroing
/ mechanical damage
To small zero load or
overloading of balance
mechanism / mechanical
damage
Tare key pressed during zero
indication
Permissible zeroing range was
exceeded
Permissible weighing range
(Max +9e) was exceeded
Upper limit of analog-digital
transducer measuring range
was exceeded
Lower limit of analog-digital
transducer measuring range
was exceeded
Entered unit weigh is too small
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Remedy
wait for 1 minute
wait for 1 minute
check if the balance is placed
on stable ground, not affected
by vibrations
Check if there are all necessary
pan elements or if the balance
is not loaded
Balance indications must be
different than zero
Remove the load from the pan
Reduce the load
Remove the load from the pan
Check if there are all necessary
pan elements
Unit weight is too small or
entered number of pieces is too
big