User's Manual

Table Of Contents
USER MANUAL
MAINTENANCE
167
6.2 Cleaning
CAUTION
Device damage due to pollution
Avoid any contamination in plugs and sockets to ensure a
reliable contact.
Keep the N4000+ clean.
CAUTION
Device damage due to penetration of dust or liquids
Dust or moisture inside the N4000+ may cause abnormal
behaviour or destruction of the device.
Only operate the N4000+ with a closed housing.
Do not operate the N4000+ outdoors.
Do not operate the N4000+ outside the specified
temperature range.
Turn off the N4000+ and disconnect it from the
power supply before you start cleaning.
Observe the following instructions to prevent damage to the N4000+:
If necessary, clean the N4000+ with a damp, soft, lint-free cloth.
Make sure that no moisture penetrates into the housing.
Use only clear water and a mild detergent to moisten the cloth. Avoid
sprays, solvents, alcohol or abrasive cleaners.
Only reconnect the N4000+ to the power supply if the housing appears
completely dry.