56 ENGINEERING DOCUMENTATION
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13 Maintenance and troubleshooting
1. The scale should be kept clean.
2. Take care that no dirt gets between the casing and the pan. If found any, remove
the pan (lift it up), remove dirt and then replace the pan.
3. In case of improper operation caused by short-lasting power supply decay,
unplug the scale from the mains and then plug it again after few seconds (or
switch the power off and on with the power switch if installed).
4. If the scale is switched on with empty pan and “Err-b” communicate appears,
the load cell has been mechanically damaged – please contact our nearest
service.
5. It is forbidden to make any repairs by unauthorized persons.
6. To repair the scale, please contact our nearest service.
Emergency messages:
Message Reason Recommendation
C-1 ... 6 (over
1min.)
autotest negative result contact the service
balance loaded during turning on remove load from the
balance
balance sensor mechanical failure contact the service
L
no pan place the pan
balance mechanical failure contact the service
H
balance overload remove load from the
balance
balance mechanical failure contact the service
indicator does
not work
balance unstable,
base vibrations,
air blows
place the balance in location,
assuring the indications
stability
balance damage contact the service
- - - - - -
tare setting not finished contact the service
- -
tare setting unsuccessful
(too low load or B/G pressed)
zero the balance or pres B/G
again
-
-
zeroing with too high load set the tare
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