Hitachi RAC-25FXB, Service Manual

Page: 14 / 131

– 9 –
ENGLISH
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
User can use the device simply as an air circulator.
START
STOP
1
2
Press the MODE selector so that the display indicates (FAN).
Set the desired FAN SPEED with the
(FAN SPEED) button (the
display indicates the setting).
(HIGH)
(MED)
(LOW)
(SILENT)
Press the
(START/STOP) button. Fan operation starts with
a beep. Press the button again to stop operation.
EXTENDED AIRFLOW OPERA
TION
T
o
star
t Extended Airflo
w operation
Press
(EXTENDED AIRFLO
W) b
utton dur
ing oper
ation.
“
” is displa
yed on the LCD
.
The airflo
w
direction will automatically set according to the type of oper
ation and the f
an speed will
change to allo
w
air to b
lo
w
fur
ther
. (Dur
ing cooling oper
ation, f
a
n speed will retur
n to the or
iginal
position after 3 hours
.)
s
If
the
(EXTENDED AIRFLO
W) b
utton is pressed while the A
U
T
O
SWING mode is set, the
A
U
T
O
SWING mode is cancelled and the EXTENDED AIRFLO
W
mode is set.
s
If
the
(A
UT
O SWING) b
utton is pressed while the EXTENDED AIRFLO
W
mode is set, the
EXTENDED AIRFLO
W mode is cancelled and the A
U
T
O
SWING mode is set.
s
If
the
(EXTENDED AIRFLO
W) b
utton is pressed when the hor
iz
ontal air deflector stops at
your pref
erred angle
, the deflector will change to EXTENED AIRFLO
W
.
s
Press
(EXTENDED AIRFLO
W) b
utton to lo
w
e
r the room temper
ature quic
kly when the
temper
ature is high dur
ing the cooling oper
ation.
NO
TE
Dur
ing cooling and dehumidi-
fying oper
ation, do not k
eep
the deflectors s
winging or in
the lo
w
er position (in the case
of v
e
rtical auto s
wing) f
o
r a
long time
. It ma
y cause de
w
condensation on the deflectors
.
AUTO SWING OPERA
TION
VER
TICAL SWING
T
o
star
t
V
e
rtical A
uto Swing
T
o
cancel
V
e
rtical A
uto Swing
Press
(A
UT
O SWING (VER
TICAL)) b
utton.
The deflector(s) will star
t to s
wing
up and do
wn.
is displa
y
ed on the LCD
.
Press
(A
UT
O SWING (VER
TICAL)) b
utton again.
The deflector(s) will stop in
the current position.
disappeared from the LCD
.
T
o
cancel Extended Airflo
w
operation
Press
(EXTENDED AIRFLO
W) b
utton again.
EXTENDED AIRFLO
W
oper
ation stops
.
“
” disappears from LCD
.
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