Hitachi RAK-18QXB, Service Manual

Page: 13 / 92

–
9
–
EN GL IS H
COOLING
OPERATION
Use the device for cooling when the outdoor temperature is -10~
43°C.
If indoors humidity is very high (80%), some dew may form on the air outlet grille of the indoor unit.
Press
the
MODE
selector
button
so
that
the
display
indicates
(COOL).
■
As the settings are stored in the memory of the remote controller, you only have to press the
(START/STOP) button next time.
■
During AUTO fan, the fan speed automatically changes as below:
●
When the difference between room temperature and setting tem- perature is large, fan starts to run at HI speed.
●
After room temperature reaches the preset temperature, fan speed will be changed to lower speed to obtain optimum room temperature condition for natural healthy cooling.
START
STOP
1 2
3
Set
the
desired
FAN
SPEED
with
the
(FAN
SPEED)
button
(the
display
indicates
the
setting).
(AUTO)
(HIGH)
(MED)
(SILENT)
(LOW)
Set
the
desired
room
temperature
with
the
TEMPERATURE
buttons
(the display indicates the setting). The
temperature
setting
and
the
actual
room
temperature
may
vary
depending on conditions. Temperature
range
can
be
set
between
16°C
and
32°C
Press
the
(START/STOP)
button.
Cooling
operation
starts
with
a
beep.
Press
the
button
again
to
stop
operation.
The
cooling
function
does
not
start
if
the
temperature
setting
is
higher
than
the
current
room
temperature
(even
though
the
(OPERATION)
lamp
lights).
The
cooling
function
will
start
as
soon
as
user
set
the
temperature
below the current room temperature.
–
10
–
FAN
OPERATION
AUTO
SWING
OPERATION
User
can
use
the
device
simply
as
an
air
circulator.
VERTICAL
SWING
HORIZONTAL
SWING
START
STOP
1 2
P
re
s
s
th
e
M
O
D
E
s
e
le
c
to
r
s
o
th
a
t
th
e
d
is
p
la
y
in
d
ic
a
te
s
(FAN).
Set
the
desired
FAN
SPEED
with
the
(FAN
SPEED)
button
(the
display
indicates
the
setting).
(HIGH)
(MED)
(LOW)
(SILENT)
P
re
s
s
t
h
e
(
S
T
A
R
T
/S
T
O
P
)
b
u
tt
o
n
.
F
a
n
o
p
e
ra
ti
o
n
s
ta
rt
s
w
it
h
a
beep.
Press
the
button
again
to
stop
operation.
■
To
start
Vertical
Auto
Swing
■
To
start
Horizontal
Auto
Swing
■
To
cancel
Vertical
Auto
Swing
■
To
cancel
Horizontal
Auto
Swing
●
Press
(AUTO
SWING
(VERTICAL))
button.
The
defl
ector(s)
will
start
to swing up and down.
is displayed on the LCD.
●
Press
(AUTO
SWING
(HORIZONTAL))
button.
The
defl
ectors
will
start to swing right and left.
is displayed on the LCD.
●
Press
(AUTO
SWING
(VERTICAL))
button
again.
The
defl
ector(s)
will stop in the current position.
disappeared from the LCD.
●
Press
(AUTO
SWING
(HORIZONTAL))
button
again.
The
defl
ectors
will stop in the current position.
disappeared from the LCD.
NOTE
●
During
cooling
and
dehumidifying
operation,
do
not
keep
the
defl
ectors
swinging
or
in
the
lower
position
(in
the
case
of
vertical
auto
swing)
for
a
long
time.
It
may
cause
dew
condensation
on
the
defl
ectors.
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