User's Manual

Table Of Contents
USER MANUAL
MAINTENANCE
168
6.2 Cleaning
CAUTION
Device damage due to pollution
Avoid any contamination in plugs and sockets to ensure a
reliable contact.
Keep the ML-N4000 clean.
CAUTION
Device damage due to penetration of dust or liquids
Dust or moisture inside the ML-N4000 may cause
abnormal behaviour or destruction of the device.
Only operate the ML-N4000 with a closed housing.
Do not operate the ML-N4000 outdoors.
Do not operate the ML-N4000 outside the specified
temperature range.
Turn off the ML-N4000 and disconnect it from the
power supply before you start cleaning.
Observe the following instructions to prevent damage to the ML-N4000:
If necessary, clean the ML-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 ML-N4000 to the power supply if the housing
appears completely dry.