MITSUBISHI ELECTRIC Mr.Slim MSY-A24NA - Manual (Page 18)

9
TIMER OPERATION (ON/OFF TIMER)
It is convenient to set the timer when you go to bed, when you get home, when you get up, etc.
How to set the ON timer
1
Press the START button during operation.
Each time the button is pressed, the ON timer mode
alternates between ON and OFF.
2
Set the time of the timer using the TIME but-
tons
(Forward) and (Backward).
Each time the button is pressed, the set time
increases by 10 minutes; each time the button is
pressed, the set time decreases by 10 minutes.
To release the ON timer:
■
Press the START button.
How to set the OFF timer
1
Press the STOP button during operation.
Each time the button is pressed, the OFF timer mode
alternates between ON and OFF.
2
Set the time of the timer using the TIME but-
tons
(Forward) and (Backward).
Each time the button is pressed, the set time in-
creases by 10 minutes; each time the button is
pressed, the set time decreases by 10 minutes.
To release the OFF timer:
■
Press the STOP button.
Programming timer operation
The ON timer and the OFF timer can be used in combination. The timer of the set time that is reached first will operate first.
(“ ” mark indicates the order of timer operations.)
• If the current time has not been set, the timer operation cannot be used.
NOTE:
If the main power is turned off or a power failure occurs while AUTO START/STOP timer is active, the timer setting is
cancelled. As these models are equipped with an auto restart function, the air conditioner starts operating with timer
cancelled at the same time that power is restored.
WHEN THE AIR CONDITIONER IS NOT GOING TO BE
USED FOR A LONG TIME
When it is not going to be used for a long
time:
1 Perform the FAN operation for 3 or 4 hours
to dry the inside of the air conditioner.
To perform FAN operation, set the remote controller to
the highest temperature in the MANUAL COOL mode.
(Refer to page 7.)
2
Turn off the breaker.
CAUTION:
Turn off the breaker when the air conditioner is not go-
ing to be used for a long time.
Dirt may collect and this may cause a fire.
3
Remove the batteries from the remote con-
troller.
CAUTION:
To prevent liquid leakage, take out all batteries when the
remote controller is not going to be used for a long time.
When the air conditioner is to be used
again:
1
Clean the air filter and install it in the indoor
unit.
(Refer to page 10 for cleaning instructions.)
2
Check that the air inlet and outlet of the in-
door/outdoor units are not blocked with any
obstacles.
3
Check that the ground is connected correctly.
CAUTION:
Ground the unit.
Do not connect the ground to a gas pipe, water pipe, light-
ning rod or the ground of a telephone. If the grounding is
incorrect, it may cause an electric shock.