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9. Maintenance
Only authorized service technicians may repair the instrument.
If the instrument is malfunctioning, please test:
- Battery condition and polarity
- Condition of the fuse(s) if available.
- Condition of the test leads.
Regular maintenance is not required.
Changing the battery(s)
If the power indicator (2) does not light up brightly after switching on the device,
replace the batteries.
Attention!
Always switch off the appliance and remove the test leads from all voltage
sources before opening the device to exchange the battery or the fuse.
1.
Open the battery compartment.
2.
Remove the battery case.
3.
Replace the spent battery with a new one - note the correct polarity
4.
Close the battery compartment.
5.
Disposal of the flat battery should meet environmental standards.
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. Never use acid detergents or dissolvent for
cleaning.
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