4. Maintenance
4.
Mainte nan ce
4.1
Service
Do not open unit! Unauthorized tampering may
jeopardize safe operation and void any warranty. The
unit does not contain any components that you can
service or repair yourself.
The unit is maintenance free under normal operating
conditions.
4.2
Cleaning
Switch off device before cleaning and unplug the
battery charging cable.
The device is not watertight. Make sure that moisture
cannot get inside.
Clean only with a soft cloth dampened with a mild
detergent.
Reconnect the battery charging cable after cleaning so
that the antifreeze feature remains activated. (See
Chapter 3.9).
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