Hitachi Summit RAC-18YH6, Service Manual, Page: 11 / 96

– 9 –
RAS_AW_001-014en 2008.1.29, 9:39 9
–
10
–
Press the
(ST
AR
T/ST
OP) b
utton.
Cooling oper
ation star
ts
with a beep
. Press the b
utton again to stop oper
ation.
The cooling
function does not start if the temperature setting is higher than the current room temper
ature (e
ven though the
(OPERA
TION)
lamp lights). The cooling function will star
t as soon as y
ou set the temper
ature
belo
w the current room temper
ature
.
ST
AR
T
ST
OP
COOLING OPERA
TION
Use the de
vice f
or cooling when the outdoor temper
ature is -10 to 42
°C.
If humidity is v
er
y high (o
v
er 80%) indoors
, some de
w ma
y f
or
m on the air outlet g
rille of the indoor
unit.
Press the FUNCTION selector so that the display indicates
(COOL).
1
Set the desired F
AN SPEED with the
(F
AN SPEED) b
utton
(the displa
y indicates the setting).
(A
UT
O)
:
The F
AN SPEED is HI at first and v
ar
ies to MED
automatically when the preset temper
ature has
been reached.
(HI)
:
Economical as the room will become cool quic
kly
.
(MED)
:
Quiet.
(LO
W)
:
More quiet.
(SILENT)
:
Silent.
2
Set the desired room temper
ature with the
TEMPERA
TURE
b
uttons (the displa
y indicates the setting).
The temper
ature setting and the actual room temper
ature ma
y
v
ar
y some
what depending on conditions
.
3
■
As the settings are stored in memor
y in the remote controller
, y
ou
only ha
v
e to press the
(ST
AR
T/ST
OP) b
utton ne
xt time
.
–
11
–
Press the
(ST
AR
T/ST
OP) b
utton.
F
an oper
ation star
ts with a
beep
.
Press the b
utton again to stop oper
ation.
ST
AR
T
ST
OP
FAN OPERATION
Y
ou can use the de
vice simply as an air circulator
. Use this function to dr
y the inter
ior of the indoor unit
at the end of summer
.
Press the FUNCTION selector so that the displa
y indicates
(F
AN).
1
Press the
(F
AN SPEED) b
utton.
(HI)
:
The strongest air b
lo
w
.
(MED)
:
Quiet.
(LO
W)
:
More quiet.
(SILENT)
:
Silent.
2
F
AN SPEED (A
UT
O)
…
When the A
UT
O f
an speed mode is set in the cooling/heating oper
ation:
For the heating operation
•
The f
an speed will automatically change according to the temper
ature of
discharged air
.
•
As room temper
ature reaches the preset temper
ature
, a v
er
y light breez
e
will b
lo
w
.
•
Oper
ation star
ts in the
“HI
” mode to reach the preset temper
ature
.
•
As room temper
ature approaches the preset temper
ature
, f
an speed auto-
matically s
witches to
“LO
W
”.
For the cooling operation