KERN PLJ 300-3CM, Operating Instruction, Page: 343 / 513

AEJ-C/AES-C/PLJ-C-BA-e-1621
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31 Troubleshooting / error messages
Possible causes of errors:
In case of an error in the program process, briefly turn off the balance and disconnect
from power supply. The weighing process must then restart from the beginning.
Help:
Fault Possible cause
The displayed weight does
not glow.
• The balance is not switched on.
• The mains supply connection has been interrupted
(mains cable not plugged in/faulty).
• Power supply interrupted.
The displayed weight is
permanently changing
• Draught/air movement
• Table/floor vibrations
• Weighing pan has contact with other objects.
• Electromagnetic fields / static charging (choose
different location/switch off interfering device if
possible)
The weighing result is
obviously incorrect
• The display of the balance is not at zero
• Adjustment is no longer correct.
• The balance is on an uneven surface.
• Great fluctuations in temperature.
• Warm-up time was ignored.
• Electromagnetic fields / static charging (choose
different location/switch off interfering device if
possible)