Service, Maintenance, Disposal; Cleaning; Service, Maintenance; Disposal - KERN FKT Series Operating Instructions Manual

9 Service, maintenance, disposal

9.1 Cleaning

Before cleaning, please disconnect the appliance from the operating voltage.
Please do not use aggressive cleaning agents (solvents or similar agents), but a cloth
dampened with mild soap suds. Ensure that no liquid penetrates into the device and wipe
with a dry soft cloth. Loose residue sample/powder can be removed carefully with a brush
or manual vacuum cleaner.
Spilled weighing goods must be removed immediately.

9.2 Service, maintenance

The appliance may only be opened by trained service technicians who are authorized by
KERN. Before opening, disconnect from power supply.

9.3 Disposal

Disposal of packaging and appliance must be carried out by operator according to valid
national or regional law of the location where the appliance is used.

10 Instant help

In case of an error in the program process, briefly turn off the balance and disconnect from
power supply. The weighing process must then be restarted from the beginning.
Help:
Fault
The displayed weight does not glow.
The displayed weight is permanently
changing
The weighing value is obviously
wrong
Should other error messages occur, switch balance off and then on again. If the error
message remains inform manufacturer.
53
Possible cause
•
The balance is not switched on.
•
The mains supply connection has been interrupted
(mains cable not plugged in/faulty).
•
Power supply interrupted.
•
Draught/air movement
•
Table/floor vibrations
•
Weighing plate has contact with other objects.
•
Electromagnetic fields / static charging (choose
different location/switch off interfering device if
possible)
•
The display of the balance is not at zero
•
Adjustment is no longer correct.
•
Great fluctuations in temperature.
•
Electromagnetic fields / static charging (choose
different location/switch off interfering device if
possible)
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