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Econo cool operation, Timer operation (on/off timer), Maintenance – MITSUBISHI ELECTRIC MCFZ-A12WV User Manual

Page 9

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9

ECONO COOL OPERATION

Use this operation when you want to be comfortable in COOL mode even with energy saved.

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

HR.

and

MIN.

buttons.

Each time the

HR.

button is pressed, the set time in-

creases by 1 hour; each time the

MIN.

button is pressed,

the set time increases 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

HR.

and

MIN.

buttons.

Each time the

HR.

button is pressed, the set time in-

creases by 1 hour; each time the

MIN.

button is pressed,

the set time increases by 10 minutes.

To release the OFF timer:

Press the

STOP

button.

Perform the following operations while the unit is operat-
ing in the MANUAL COOL mode.

Press the

ECONO COOL

button.

When the (ECONO COOL) operation is selected in COOL mode, the air
conditioner performs swing operation in various cycle according to the tempera-
ture of air conditioner.
Also SET TEMPERATURE is automatically set 2°C higher than in COOL mode.

To release the ECONO COOL operation:

Press the

ECONO COOL

button again.

○ ○ ○ ○ ○ ○ ○ ○ ○ ○ ○ ○ ○ ○ ○ ○ ○ ○ ○ ○ ○ ○ ○ ○ ○ ○ ○ ○ ○ ○ ○ ○ ○

When the

VANE

button is pressed or the operation mode is changed during

the ECONO COOL operation, ECONO COOL operation is released.

The

FAN

button, the

TOO

WARM

or

TOO

COOL

button and ON/OFF timer (explained below)

are available.

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.

What is “ECONO COOL”?
Swing air flow (change of air flow) makes you feel cooler than constant air flow. So, even though the set temperature is
automatically set 2°C higher, it is possible to perform cooling operation with keeping comfort. As a result, energy can be saved.

ON/OFF

FAN

TOO

WARM

TOO

COOL

VANE

MODE

ECONO COOL

STOP

START

HR.

MIN.

AM

PM

CLOCK

˚C

AMPM

I FEEL

COOL

DRY

AUTO

HEAT

12345

RESET CLOCK

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 control-
ler to the highest temperature in the MANUAL COOL
mode. (Refer to page 7.)

2

Turn off the breaker and/or disconnect the
power supply plug.

CAUTION:

Turn off the breaker and/or disconnect the power sup-
ply plug when the air conditioner is not going 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 earth is connected correctly.

CAUTION:

Earth the unit.
Do not connect the earth to a gas pipe, water pipe, light-
ning rod or the earth of a telephone. If the earthing is
incorrect, it may cause an electric shock.

MAINTENANCE

Before starting maintenance

Turn off the breaker and/or disconnect the
power supply plug.

CAUTION:

When the unit is to be cleaned, switch it off and discon-
nect the power supply plug and/or turn off the breaker.
Since the fan rotates at high speed during operation, it
may cause an injury.

Cleaning the indoor unit

Clean the unit using a soft dry cloth.

If the dirt is noticeable, wipe the unit with a cloth
soaked in a solution of mild detergent diluted in luke-
warm water.

Do not use gasoline, benzine, polishing powder, or
insecticide. The unit may be damaged.