■
Observe the regular care and
maintenance intervals
■
In accordance with
the operating conditions,
the units must be checked as
and when required, but at least
once per year, by a specialist
to ensure that they are in
a condition that is safe to use
■
Keep the units free of dust and
other debris
■
If the unit is contaminated,
it can be cleaned using
a vacuum cleaner. The
condensor in particular must
be vacuumed thoroughly
■
If the evaporator’s fins are
heavily soiled, they can be
cleaned carefully with soapy
water
■
Never subject to direct jets
of water
e.g. pressure washers
etc.
■
Never use abrasive or solvent-
based cleaners
■
Use only suitable cleaners, even
for heavy contamination
Care and maintenance
All moving parts have a low-
maintenance permanent coat
of lubricant. The refrigerant system
is designed as a hermetically sealed
system and may only be repaired
by a specialist.
NOTE
Regular care and maintenance
is fundamental to a long
service life and fault-free
operation of the unit.
Cleaning the suction filter
Check the suction filter at regular
intervals and clean if necessary.
The filter is secured in a bracket
behind the intake openings.
■
Light filter contamination can be
remedied with careful blowing
or suction
■
Heavier contamination may
be remedied by rinsing the filter
in a lukewarm (max. 40 °C)
soap solution Finally, always
rinse the filter carefully with
clear water and allow to dry
■
Before refitting the filter, ensure
that its fully dry and that no
damage has been sustained
■
The units may only be operated
with the filter in place
Cleaning the condensate
water collection tray
To ensure that the condensate
water that accumulates can always
drain freely, the collection tray for
the condensate and the drain must
be cleaned regularly.
NOTE
Heavily contaminated filters
must be replaced with new
parts.
Only original replacement
parts may be used.
CAUTION
Check the intake and outlet
openings, as well as filters,
regularly for contamination.
Operating LED
The multi-colour LED display
is located at the upper edge
in the centre of the unit. They
indicate the current operating
state of the unit.
Legend of the LED colours
The LED lights up “blue” and
stays that way when the unit is
connected to the mains power
supply.
The LED lights up “green”
and stays that way when
the compressor is in operation
and the unit is in dehumidifying
ordefrosting mode.
The LED lights up “yellow”
and stays that way when the unitis
operating in wireless remotecontrol
mode.
The LED lights up “red” when
a fault has occurred. Please refer
to the Troubleshooting chapter
torectify the fault.
19
Summary of Contents for SLN 45
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