Cleaning the units
The unit housing must be opened
to allow the inside of the unit
to be cleaned and to provide
access to electrical components
.
1
.
Remove the mains plug from
the mains socket
.
NOTE
Installation work may only
be carried out by authorised
qualified technicians
.
by authorised specialists
.
Air dehumidifIers
14
2
.
Clean the condenser fins
by blowing
,
with suction
or using a smooth brush
.
3
.
Exercise
extreme
caution
when
cleaning the condenser
.
The
fine
aluminium fins bend very easily
.
4
.
Never subject to sharp jets
of water
(
high
-
pressure
cleaners
).
5
.
Clean the evaporator fins
,
for
example with a lukewarm soap
solution
(
or similar
).
6
.
Rinse with clean water
to remove
any
remaining
soap
.
7
.
Clean the internal surfaces
of the entire
unit
as
well
as the fan blade
.
8
.
Once cleaning has been
completed
,
the unit should
be dried with care
.
Take
particular
care
with
electrical components
!
9
.
Re
-
install all dismantled
components in reverse
order
.
10
.
Carry out a unit function check
and electrical safety check
.
ATTENTION
An electrical safety check must
be carried out in accordance
with VDE 0701 after any work
on the units
.
!
Troubleshooting
The units are
manufactured
using state
-
of
-
the
-
art production
methods and tested several times
to verify their correct
function
.
However
,
if
a
functional
fault
should occur
,
the
unit
should
first
be checked in accordance
with
the following list
:
The unit does not start
■
Check the setting
of the operating switch
.
The green
control
lamp
should
illuminate
■
Check
mains
connection
220V
/
1
~/
50
Hz
■
Check mains plug and cable for
damage
■
Check the customer
-
provided
mains protection
.
Minimum protection
10A
■
Check the level and correct
positioning of the condensate
container
.
The front
sealing
flap
must
be fully closed and locked
■
Check the function
of the micro switch
■
Check the setting
of the humidity switch
(
accessories
).
The pre
-
set
value
must
be
lower than the relative
humidity
in the room
.
■
Check the humidity switch
adapter for damage and correct
positioning
The unit runs but does not
form any condensate
■
Check the room
temperature
.
The operating range of the unit
is between 3
°
C and 32
°
C
■
Check the humidity of the air
,
min
.
40
%
RH required
■
Check the
setting
of the humidity
switch
,
set a lower humidity
value if necessary
■
Check the dust filter
for contamination
and clean
or replace
if
necessary
■
Check the evaporator
and condenser fins for
contamination and clean
if necessary
■
Check the evaporator for ice
or rime formation If ice has
formed
,
check the functionality
of the automatic defrost
and the temperature
sensor
■
Check whether or not
the evaporator temperature
is below room
temperature
If this is not the case
,
check
the automatic defrost
or
room
temperature
The unit does not start
■
Check whether or not
the condensate container
is inserted correctly
and
that
the front
sealing
flap
is
locked
■
Check whether or not mains
power is available
NOTE
If the unit fails to function
correctly after the checks have
been carried out
,
an authorised
specialist must be informed
.
ATTENTION
Work
on
the
refrigerant
system and on the electrical
equipment must only
be conducted by a specially
-
authorised specialist
.
!
