Maintenance; Cleaning; Calibration Intervall - Unitest Hexagon 55 Bedienungsanleitung

6.0 Maintenance

When using the instrument in compliance with the instruction manual, no
special maintenance is required.
Should operational problems occur during daily use, our consulting service
(phone 0049(0)7684/8009-29) will be at your disposal, free of charge. For
any queries regarding the instrument, please always quote product designa-
tion and serial number, both marked on the type shield label on instrument
rear.
If functional errors occur after expiration of warranty, our after sales service
will repair your instrument without delay.

6.1 Cleaning

If the instrument is dirty after daily usage, it is advised to clean it by using a
humid cloth and a mild household detergent.
Prior to cleaning, ensure that instrument is switched off and disconnected
from external voltage supply and any other instruments connected (such as
UUT, control instruments, etc.).
Never use acid detergents or dissolvants for cleaning.
6.2 Calibration Interval
The instrument has to be periodically calibrated by our service department
in order to ensure the specified accuracy of measurement results. We re-
commend a calibration interval of two years.
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