How To Operate; How To Perform The Timer Operation; The Selection Of Timer Mode - Mitsubishi Heavy Industries PSA012B722 User Manual

HOW TO OPERATE

•
Turn on the power supply of both indoor/outdoor units for six hours before starting the unit to protect the units. (The crank
ATTENTION
case heater is energized in order to heat up the compressor.) Do not turn off the power supply. (The crankcase heater is
conducted while the compressor is stopped, preventing failure of the compressor due to accumulation of liquid refrigerant by
keeping the compressor warm.)
Fan speed
Setting Operation
mode mode
temperature
1
3
5 4 2
Operation mode
DRY
COOL
FAN
HEAT
AUTO
Guideline for room temperature setting
COOL ...............26 to 28°C
DRY ..................21 to 24°C
HEAT ................22 to 24°C
FAN ...................Setting unnecessary
•
The settings of operation change, temperature
and air flow volume adjustment can be changed
even when the air conditioner is stopped. When a
button is pressed while the operation is stopped,
the corresponding display is turned on and you can
change the setting. The display turns on for three
seconds after changing the setting, then turns off
automatically.
< WIRED REMOTE CONTROL >
1
Press button.
The unit starts operating.
2
Press MODE button.
The range of operation mode is displayed according to the model
of indoor unit.
Every time the button is pressed, the display changes in the
following order dry cool fan heat auto.
(EXAMPLE display for auto-operation enabled)
• With auto operation,
cooling operation
heating and cooling is
automatically changed
heating
operation
depending on difference
between the setting
temperature and sucking
room setting
temperature
room air temperature.
3
Press TEMP button.
Press or button to set the room temperature.
4
Press FAN SPEED button.
The range of fan speed modes is displayed according to the model
of indoor unit.
↔ ↔
At 3-speed ............." "
↔ ↔
At 2-speed ............." " or " "
At 1-speed .............The operation is invalid
5
Press LOUVER button.
If the indoor unit is equipped with the auto swing function, press
the LOUVER button once and current louver status is
displayed.
If the indoor unit is not equipped with the auto swing function, the
message " " is displayed.
☞
• For the louver operation See page 9 to 10
A Press LOUVER button, and change the display to
⎡ ⎦
☞
• For the louver stopping See page 9 to 10
A Press once while the louver is operating to display stop
positions in order.
B Press the button once more at the preffered stop position to
stop the louver at that position.
☞
Effective stop position See page 9 to 10
At automatic operation: ................................. middle
At cooling/dehumidifying operation: .............. Horizontal
At heating operation: .................................... downwards
Stop
Press button
NOTICE
• There may be a case that " " is displayed when any
button mentioned in the above is pressed, but it is not a malfunction.
In that case, the operation of the button is prohibited.
• When you start to operate for the first time after turning the power
supply on, the unit starts to operate as below. You can change the
setting as you like.
Central control ......................Turned off
Operation changeover .......... With auto mode : auto cooling
Without auto mode : cooling
Set temperature ...................23°C
Fan speed ............................
Louver position .....................Horizontal

HOW TO PERFORM THE TIMER OPERATION

THE SELECTION OF TIMER MODE

1 2 3
Functions of each timer operation
• Sleep timer
When the setting time elapses, the unit stops operating.
10 settings are available, from "an hour later OFF" to "10
hours later OFF".
The unit will stop when the setting time is reached.
• OFF timer
The unit stops operating at the setting time.
You can set only one time at a time.
• ON timer
The unit starts to operate at the setting time. You can set
the temperature at the same time. You can set only one
time at a time.
• Weekly timer
Up to four times of timer operation (ON timer/OFF timer)
are available for each day of the week.
Once Weekly timer is set, the unit performs the same
operation every week.
NOTICE
• If you press the button while timer mode is operative, timer mode is finished and the display will return
to the original display. Note that the setting which has not completed is canceled.
• If you have set the ON timer mode and either the OFF timer or Sleep timer mode at the same time, the OFF timer
(or Sleep timer) shows preference to the ON timer.
• If you press the timer button and "
button operation is disabled. If you want to make the button effective , consult your dealer.
• If you do not press any button for several minutes after pressing the
returns to the original display.
• If a power failure occurs, the specified timer settings will be canceled except Sleep timer. Weekly timer setting will
return to the condition that all days of the week selected as "holidays".
< WIRED REMOTE CONTROL >
1
Press TIMER button.
It enters the timer mode.
"Current day of the week" and "Current time " are displayed.
[EXAMPLE] Monday : 10 o'clock in the morning
Display area : [ ]
[ ]
[ ] (lit)
2
Press ▲ or ▼ button.
By pressing ▼ or ▲ button, it is possible to choose the item to set.
[ ] (set to current time)
[ ] (Every operation, the unit stops operation
after the certain period has elapsed.)
[ ] (The unit stops operating at the setting
time.)
[ ] (The unit starts operating at the setitng
time.)
[ ] (Timer set by one week)
[ ] (Cancel the timer setting)
If you press the ▲ button, the display of the following timer modes
is switched in the upwards direction. If you press the
RESET button, timer mode ends and return to original satus.
3
Press SET button.
The selected timer mode is set.
For setting of each timer mode ,See next page and thereafter.
The possible combination of the timer function is mentioned in the
following table.
Combination of modes that can be set together
( : possible ×: impossible)
Sleep timer OFF timer ON timer Weekly timer
Sleep timer × ×
OFF timer × ×
ON timer ×
Weekly timer × × ×
•
If you select a combination of modes that cannot be set together
and press the SET button, the message "
(invalid operation)" is displayed for 3 seconds and then the
display return to the one selected in step 2.
" is displayed, the button can not be operated because the
Timer button, Timer mode ends and
3