Program Timer Operation - Mitsubishi Heavy Industries DXK09Z5L-S User Manual

PROGRAM TIMER operation

■ The timer operations of the combination of ON and OFF TIMER. Once this has been set the timer operations will be repeated at the
same time every day unless the ON/OFF button is pressed.
Comfort Start-up
In ON TIMER operation, the unit starts the operation a little earlier, so
that the room can approach optimum temperature at ON time. This is
so called "Comfort start-up".
• Mechanism
The room temperature is
checked 60 minutes before the
ON time. Depending on the
temperature at that time, the
operation starts 5 to 60 minutes
before the timer is at ON.
• The function is available for both
COOL and HEAT operation
mode (including AUTO). It does
not work for DRY mode.
In COOL operation
(Stop) Operation starts
(Operation)
Set temperature
Check the room Set time
temp. 60 mins.
before.
Example: When it is prefered to stop at 22:30, and then start operation at 8:00,
near the set temperature.
■ OFF TIMER operation setting
Set by the procedures on page 13.
■ ON TIMER operation setting
Set by the procedures on page 14.
Timer light (yellow) on the unit will light when the setting is completed.
The set time will be displayed on the remote control unit. The display will
change depending on the operational status.
With ON TIMER, the air conditioner starts running.
Then, with OFF TIMER, the air conditioner stops running.
With OFF TIMER, the air conditioner stops running.
Then, with ON TIMER, the air conditioner starts running.
Changing of set time
Set a new time by using the OFF TIMER or ON TIMER button.
How to cancel
Press the CANCEL button to turn off the timer display.
When SLEEP TIMER is selected, the set temperature is automatically
adjusted after a while, ensuring that the room is not too cold during
cooling or too warm during heating.
• During cooling : The preset temperature is lowered by 1°C at the
start of SLEEP operation (when the timer is set). After that, the tem-
perature goes up by 1°C every an hour to become 1°C higher than
the present temperature.
• During heating: The preset temperature is lowered by 1°C at the
start of SLEEP operation (when the timer is set). After that the tem-
perature becomes 3°C lower in an hour and 6°C lower in two hours
than the present temperature.
– 15 –
Set to
Set to
SLEEP TIMER