Maintenance - Liemke MERLIN–13 Manual De Instrucciones

Disposal of waste electrical equipment and batteries
Do not dispose of waste electrical equipment and batteries
in the household waste. Please hand them in to your local
recycling centre. Remove used batteries before disposing
of the equipment and hand in the batteries to a shop or
collection point. Batteries should be fully discharged when
disposed of.
CE marking
The devices are in conformity with the EU directives.
EMC Directive 2014/35/EU
RoHS Directive 2011/65/EU

09. MAINTENANCE

Maintenance should be carried out at least twice a
year and consist of the following actions.
> Wipe the external surfaces of metal and plastic
parts free of dust and dirt with a cotton cloth.
Silicone grease may be used for this.
> Clean the electrical contacts of the unit using a
non-greasy organic solvent.
> Check the glass surfaces of the eyepiece and the
lens. If necessary, remove dust and sand from the
lenses (preferably using a non-contact method).
Cleaning of the external surfaces of the optics
should be done with substances designed special-
ly for this purpose.
MERLIN –13 · Operating Manual 11 / 2020
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