Hitachi RAC-25FPA, Service Manual

Page: 15 / 117

– 16 –
POWERFUL OPERA
TION
ƽ
By pressing
(POWERFUL) button during
AUT
O, HEA
TING, DEHUMIDIFYING, COOLING or F
AN
operation, the air conditioner performs an the maximuum power.
ƽ
During POWERFUL
operation, cooler or warmer air
will be blown out from indoor unit for COOLING
of
HEA
TING operation respectively
.
Ƶ
T
o
start POWERFUL
operation
Ƶ
T
o
cancel POWER
F
U
L
operatio
n
1
NOTE
ƽ
When SLEEP
mode, ECO mode, SILENT
mode or LEA
VE HOME mode is selected, POWERFUL
operation is cancelled.
ƽ
During POWERFUL
operation, capacity of the air conditioner will not increase
–
if the air conditioner is already running at maximum capacity
.
–
just before defrost operation (when
the
air conditioner is running
in HEA
TING operation).
ƽ
After auto restart, POWERFUL
operation is cancelled and previous operation shall start.
For multi model connections, POWERFUL operation may not function depending on operation conditions.
Press
(POWERFUL) button during operation.
ƽ
“
” is displayed on the LCD.
POWERFUL
operation ends in 20 minutes.
Then the system
automatically operates with the previous settings used before POWERFUL
operation.
Press
(POWERFUL) button again.
POWERFUL
operation stops.
“
” disappears from the LCD.
ƽ
r
O.
n
ott
u
b
)
P
O
T
S /
T
R
A
T
S(
s
s
er
P
ƽ
ƽ
– 17 –
SILENT OPERA
TION
ƽ
By
pressing
(SILENT) button during
AUT
O, HEA
TING, DEHUMIDIFYING, COOLING or F
AN
operation, the fan speed will change to ultra slow.
Ƶ
T
o
start SILENT operation
Ƶ
T
o
cancel SILENT operation
Press
(SILENT) button during operation.
“
” is displayed on the LCD. Fan speed will be ultra
slow
.
ƽ
Press
(ST
AR
T/ST
OP) button. Or
ƽ
Press
(SILENT) button again or
(F
AN SPEED)
button. Fan speed will return to previous fan speed before SILENT operation starts. SILENT
operation stops.
“
” disappears from the LCD.
1
NOTE
ƽ
When POWERFUL
operation is selected, SILENT
operation is cancelled. Fan speed will return to
previous fan speed before SILENT
operation.
ƽ
After auto restart, SILENT
operation is cancelled. Fan speed will return to previous
fan speed before SILENT
operation.
ƽ
During any operation with fan speed
(SILENT), if press
(SILENT) button, fan speed will
not change.
ƽ
15