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8
Maintenance, upkeep, disposal
8.1
Cleaning
Only use a cloth dampened with mild suds and not aggressive
cleaning agents (solvents or similar). Please ensure that fluids
are not able to get into the device and rub off using a clean,
soft cloth. Loose sample residue/powder can be removed
carefully using a brush or hand vacuum cleaner.
8.2
Maintenance, upkeep
The operating company shall ensure that load-bearing compo-
nents are checked by a competent person at maximum inter-
vals of one year.
These checks can be necessary at intervals shorter than one
year depending on the conditions of use. This applies, for ex-
ample, in the case of particularly frequent use, increased wear
and corrosion.
The device may only be opened by trained service engineers
authorised by KERN.
Disconnect from the mains supply before opening.
8.3
Disposal
The operating company shall dispose of the packaging and the
device in compliance with the valid national or regional law of
the operating location.
10
9
Troubleshooting
The balance should be switched off for a short time following
an interruption in the programme sequence. It is then neces-
sary to repeat the weighing process from the beginning.
Interruption
Possible cause
•
Weight display is
The balance is not switched on.
not illuminated.
•
The batteries are wrongly inserted, the
batteries are empty
•
No batteries are attached
•
The weight display
Draught/air movement
changes continu-
•
Table/floor vibrations
ally
•
Vibrations on the balance suspension
•
Electromagnetic fields / static charging
(choose different location/switch off inter-
fering device if possible)
•
The weighing
The balance display is not set to zero
result is obviously
•
Adjustment is no longer correct.
incorrect
•
Great fluctuations in temperature.
•
Electromagnetic fields / static charging
(choose different location/switch off inter-
fering device if possible)
Switch the balance off if other error messages should appear
and then switch on again. Contact the manufacturer if the error
message does not disappear.
CH-BA-e-0927
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