
Owner's
Manual
19
ENGLISH
Maintenance
and
Service
Outdoor
Unit
The
heat
exchanger
coils
and
panel
vents
of
the
outdoor
unit
should
be
checked
regularly.
If
clogged
with
dirt
or
soot,
the
heat
exchanger
and
panel
vents
may
be
professionally
steam
cleaned.
Dirty
or
clogged
coils
will
reduce
the
operating
efficiency
of
the
system
and
cause
higher
operating
costs.
NOTE
Operation
Tips!
Self-Diagnosis
Function
Error
Display
LED
( )
Check
Point
?
Indoor
room
temperature
thermistor
open/short.
?
Indoor
pipe
temperature
thermistor
open/short.
(once)
3
sec
3
sec
3
sec
This
unit
has
an
inbuilt
error
diagnosis
capability.
Unit
LED(
)
will
blink
in
case
if
thermistor
fails.
Please
contact
your
serviceman/dealer
in
such
a
situation
Do
not
overcool
the
room.
This
is
not
good
for
the
health
and
wastes
electricity.
Keep
blinds
or
curtains
closed.
Do
not
let
direct
sunshine
enter
the
room
when
the
air
conditioner
is in
operation.
Keep
the
room
temperature
uniform.
Adjust
the
vertical
and
horizontal
airflow
direction
to
ensure
a
uniform
temperature
in
the
room.
Make
sure
that
the
doors
and
windows
are
shut
thight.
Avoid
opening
doors
and
windows
as
much
as
possible
to
keep
the
cool
air
in
the
room.
Clean
the
air
filter
regularly.
Blockages
in
the
air
filter
reduce
the
airflow
and
lower
cooling
and
dehumidifying
effects.
Clean
at
least
once
every
two
weeks.
Ventilate
the
room
occasionally.
Since
windows
are
kept
closed,
it
is
a
good
idea
to
open
them
and
ventilate
the
room
now
and
ten.
Use
high
fan
speed
for
effective
and
fast
cooling.
The
unit
gives
its
rated
cooling
capacity
when
the
fan
speed
is
high.
Don't
touch
this
plasma
filter
within
10
seconds
after
opening
the
inlet
grille,
it
may
cause
an
electric
shock.
Type
2: Pull
the
front
panel
from
both
sides
as
shown.
Then
pull
the
filter
tab
slightly
forward
to
remove
the
filter.
After
removing
the
air
filter
remove
the
plasma
and
triple
deodorizer
filter
by
slightly
pulling
forward.
Plasma
filter
Deodorizer
filter
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