Mitsubishi MSZ-GL71VGD SPLIT-TYPE Air Conditioner

NAME OF EACH PART

Indoor unit

<GL71/80>

Outdoor unit

Remote controller

Remote controller holder

• Install the remote controller holder in a place where the signal can be received by the indoor unit.
• When the remote controller is not used, place it in this holder.

Only use the remote controller provided with the unit.

Do not use other remote controllers.

If two or more indoor units are installed in proximity to one another, an indoor unit that is not intended to be operated may respond to the remote controller.

PREPARATION BEFORE OPERATION

Before operation: Insert the power supply plug into the power outlet and/or turn the breaker on.

Installing the remote controller batteries

1. Remove the front
2. Insert the negative pole of AAA alkaline batteries first.
3. Install the front lid.
4. Press RESET.

• Make sure the polarity of the batteries is correct.
• Do not use manganese batteries and leaking batteries. The remote controller could malfunction.
• Do not use rechargeable batteries.
• The battery replacement indicator lights up when the battery is running low. In 7 days after the indicator starts lights up, the remote controller stops working.
• Replace all batteries with new ones of the same type.
• Batteries can be used for approximately 1 year. However, batteries with expired shelf lives last shorter.
• Press RESET gently using a thin instrument. If the RESET button is not pressed, the remote controller may not operate correctly.

Setting current time

1. Press CLOCK
2. Press either the TIME button or the TIMER buttons to set the time. Each press increases/decreases the time by 1 minute (10 minutes when pressed longer).
3. Press the DAY button to set the day.
4. Press CLOCK again

• Press CLOCK gently using a thin instrument

Selecting operation modes

1. Press to start the operation.
2. Press to select operation mode. Each press changes mode in the following order:
   
3. Press or to set the temperature. Each press raises or lowers the temperature by 1°C.

• Press to stop the operation.
  • The same setting is selected the next time by simply pressing

Operation indicator lamp

The operation indicator lamp shows the operation state of the unit.

Indication	Operation state	Room temperature
	The unit is operating to reach the set temperature	About 2°C or more away from set temperature
	The room temperature is approaching the set temperature	About 1 to 2°C from set temperature
	Demand Response mode Page 10	—

ALighted Blinking Not lighted

AUTO mode (Auto change over)

The unit selects the operation mode according to the difference between the room temperature and the set temperature. During AUTO mode, the unit changes mode (COOL↔HEAT) when the room temperature is 2°C away from the set temperature for more than 15 minutes.

Note:

Auto Mode is not recommended if this indoor unit is connected to a MXZ type outdoor unit. When several indoor units are operated simultaneously, the unit may not be able to switch operation mode between COOL and HEAT. In this case, the indoor unit becomes standby mode (Refer to table of Operation indicator lamp).

COOL mode

Enjoy cool air at your desired temperature.

Note:

Do not operate COOL mode at very low outside temperatures (less than -10°C). Water condensed in the unit may drip and wet or damage furniture, etc.

DRY mode

Dehumidify your room. The room may be cooled slightly.

Temperature cannot be set during DRY mode.

HEAT mode

Enjoy warm air at your desired temperature.

FAN mode

Circulate the air in your room.

Note:

After COOL/DRY mode operation, it is recommended to operate in the FAN mode to dry inside the indoor unit.

Emergency operation

When the remote controller cannot be used...

Emergency operation can be activated by pressing the emergency operation switch (E.O.SW) on the indoor unit.

Each time the E.O.SW is pressed, the operation changes in the following order:

Operation indicator lamp

Set temperature : 24°C

Fan speed : Medium

Horizontal vane : Auto

Note:

• The first 30 minutes of operation is test run. Temperature control does not work, and fan speed is set to High.
• In the emergency heating operation, the fan speed gradually rises to blow out warm air.

Auto restart function

If a power failure occurs or the main power is turned off during operation, “Auto restart function” automatically starts operation in the same mode as the one set with the remote controller just before the shutoff of the main power. When timer is set, timer setting is cancelled and the unit starts operation when power is resumed.

If you do not want to use this function, please consult the service representative because the setting of the unit needs to be changed.

Fan speed and airflow direction adjustment

Press to select fan speed. Each press changes fan speed in the following order:

• Two short beeps are heard from the indoor unit when set to AUTO.
• Use higher fan speed to cool/heat the room quicker. It is recommended to lower the fan speed once the room is cool/warm.
• Use lower fan speed for quiet operation.

Press to select airflow direction. Each press changes airflow direction in the following order:

• Two short beeps are heard from the indoor unit when set to AUTO.

Press to select horizontal airflow direction. Each press changes airflow direction in the following order:

Airflow direction

(AUTO) .........The vane is set to the most efficient airflow direction. COOL/ DRY/FAN: horizontal position. HEAT: position (5).

(Manual) .......For efficient air conditioning, select the upper position forCOOL/DRY, and the lower position for HEAT. If the lower position is selected during COOL/DRY, the vane automatically moves to the horizontal position after 0.5 to 1 hour to prevent any condensation from dripping.

(Swing) .........The vane moves up and down intermittently

Long operation

<GL71/80 only>

Pressto start LONG operation.

• Fan speed increases and the horizontal vane moves to the position for LONG mode.
• Air reaches to longer distance.

Press again to cancel LONG operation.

• LONG operation is cancelled when the OFF/ON, VANE, or ECONO COOL button is pressed.

Powerful operation

<GL71/80 only>

Press during COOL or HEAT mode Page 5 start POWERFUL operation.

Fan speed : Exclusive speed for POWERFUL mode

Horizontal vane : Set position, or downward airflow position during AUTO setting

• Temperature cannot be set during POWERFUL operation.

Press again to cancel POWERFUL operation.

• POWERFUL operation also is cancelled automatically in 15 minutes, or when the OFF/ON, FAN, ECONO COOL, or i-save button is pressed.

I-SAVE OPERATION

1. Press during COOL, ECONO COOL, or HEAT mode to select i-save mode.
2. Set the temperature, fan speed, and airflow direction.
   • The same setting is selected from the next time by simply pressing
   • Two settings can be saved. (One for COOL/ECONO COOL, one for HEAT)
   • Select the appropriate temperature, fan speed, and airflow direction according to your room.
   • Normally, the minimum temperature setting in HEAT mode is 16°C.
     However, during i-save operation only, the minimum temperature setting is 10°C.

Press again to cancel i-save operation.

• i-save operation also is canceled when the MODE or POWERFUL button is pressed.

i-save operation

• A simplified set back function enables to recall the preferred (preset) setting with a single push of the button. Press the button again and you can go back to the previous setting in an instance.
• i-save operation cannot be set on the weekly timer.

Example of use:

1. Low energy mode
   Set the temperature 2°C to 3°C warmer in COOL and cooler in HEAT mode.
   This setting is suitable for unoccupied room, and while you are sleeping.
2. Saving frequently used settings
   Save your preferred setting for COOL/ECONO COOL and HEAT. This enables you to select your preferred setting with a single push of the button.

Econo cool operation

Press during COOL mode page 5 to start ECONO COOL operation.

The unit performs swing operation vertically in various cycles according to the temperature of airflow.

Press again to cancel ECONO COOL operation.

• ECONO COOL operation is canceled when the VANE, LONG, or POWERFUL button is pressed.

What is “ECONO COOL”?

Swing airflow (change of air flow) makes you feel cooler than stationary airflow. The set temperature and the airflow direction is automatically changed by the microprocessor. It is possible to perform cooling operation with keeping comfort. As a result energy can be saved

TIMER OPERATION (ON/OFF TIMER)

1. Press orduring operation to set the timer.
   • (ON timer) : The unit turns ON at the set time.
   • (OFF timer) : The unit turns OFF at the set time.
     *or blinks.
     *Make sure that the current time and day are set correctly. Page 4
2. Press (Increase) and (Decrease) to set the time of timer.
   Each press increases or decreases the set time by 10 minutes.
   • Set the timer while or is blinking.
3. Press or again to cancel timer.

Note:

• ON and OFF timers can be set together. mark indicates the order of timer operations.
• If power failure occurs while ON/OFF timer is set, see page 5 “Auto restart function”.

Weekly timer operation

• A maximum of 4 ON or OFF timers can be set for individual days of the week.
• A maximum of 28 ON or OFF timers can be set for a week.

E.g.: Runs at 24°C from waking up to leaving home, and runs at 27°C from getting home to going to bed on weekdays.

Note:

Note: The simple ON/OFF timer setting is available while the weekly timer is on. In this case, the ON/OFF timer has priority over the weekly timer; the weekly timer operation will start again after the simple ON/OFF timer is complete.

Setting the weekly timer

• Make sure that the current time and day are set correctly.

1. Press to enter the weekly timer setting mode.
   
2. Press and to select setting day and number
   
3. Press , , and to set ON/OFF, time, and temperature.
   
   • Hold down the button to change the time quickly.
   • The temperature can be set between 16°C and 31°C at weekly timer
     • Press and to continue setting the timer for other days and/or numbers.
4. Press to complete and transmit the weekly timer setting
   
   Note:
   • Press to transmit the setting information of weekly timer to the indoor unit. Point the remote controller toward the indoor unit for 3 seconds.
   • When setting the timer for more than one day of the week or one number, does not have to be pressed per each setting. Press once after all the settings are complete. All the weekly timer settings will be saved.
   • Press to enter the weekly timer setting mode, and press and hold for 5 seconds to erase all weekly timer settings. Point the remote controller toward the indoor unit.
5. Press to turn the weekly timer ON. ( lights.)
   • When the weekly timer is ON, the day of the week whose timer setting is complete, will light.

• Press again to turn the weekly timer OFF. ( goes out.)

Note: The saved settings will not be cleared when the weekly timer is turned OFF.

Checking weekly timer setting

1. Press to enter the weekly timer setting mode. blinks.
2. Press or to view the setting of the particular day or number.

• Press to exit the weekly timer setting.

Note:

When all days of the week are selected to view the settings and a different setting is included among them, will be displayed

DEMAND RESPONSE AND INDOOR UNIT OPERATION

Demand response

This unit has demand response capability which is compliant with AS/NZS 4755.3.1.

To activate this function, you need to make a contract with remote agents such as electric supply company, then this unit should be connected to Demand response enabling devise (DRED). For further information, consult your dealer.

Demand response represents the automated alteration of an electrical product’s normal mode of operation in response to an initiating signal originating from or defined by a remote agent.

This unit supports 3 Demand Response Modes (DRMs)

DRM	Description of operation in this mode	Operation indicator lamp Lighted Not lighted
DRM 1	Compressor off The air conditioner does not perform cooling or heating operation during the demand response event.	Upper lamp is lighted. Lower lamp blinks.
DRM 2	The air conditioner continues to perform cooling or heating operation during the demand response event, but the electrical energy consumed by the air conditioner in a half hour period is not more than 50% of the total electrical energy that would be consumed if operating at the rated capacity in a half hour period.
DRM 3	The air conditioner continues to perform cooling or heating operation during the demand response event, but the electrical energy consumed by the air conditioner in a half hour period is not more than 75% of the total electrical energy that would be consumed if operating at the rated capacity in a half hour period.

Note:

• DRM is automatically activated or released according to the signals from DRED.

DRM cannot be invalidated or changed manually.

• You might feel this unit does not sufficiently perform cooling or heating operation during DRM.
• Operation settings can be changed as usual with the remote controller during DRM.

However, you might not feel cool or warm enough as DRM is prioritized.

CLEANING

Instructions:

• Switch off the power supply or turn off the breaker before cleaning.
• Be careful not to touch the metal parts with your hands.
• Do not use benzine, thinner, polishing powder, or insecticide.
• Use only diluted mild detergents.
• Do not expose parts to direct sunlight, heat, or fire to dry.
• Do not use water hotter than 50°C.

Air filter

• Clean every 2 weeks
• Remove dirt by a vacuum cleaner, or rinse with water.
• After washing with water, dry it well in shade.

Front panel

1. Lift the front panel until a “click” is heard.
2. Hold the hinges and pull to remove as shown in the above illustration.
   • Wipe with a soft dry cloth or rinse it with water.
   • Do not soak it in water for more than two hours.
   • Dry it well in shade.
3. Install the front panel by following the removal procedure in reverse. Close the front panel securely and press the positions indicated by the arrows.
   

Air cleaning fi lter (Anti-Allergy Enzyme Filter)

Back side of air filter

Clean every 3 months:

• Remove dirt by a vacuum cleaner.
• Put it back to its original position, and install all tabs of the air filter.

When dirt cannot be removed by vacuum cleaning:

• Soak the filter and its frame in lukewarm water before rinsing it. (Diluted mild detergents can be used when dirt cannot be removed.)
• After washing with water, dry it well in shade. Install all tabs of the air filter.

Every year:

• Replace it with a new air cleaning filter for best performance.
• Parts Number

GL25/35/42/50/60: MAC-408FT-E

GL71/80: MAC-2350FT-E

Air outlet and Fan (before cleaning, make sure that the fan is stopped)

1. Turn the horizontal vanes downward. Then, remove the upper vane as shown in ➀ and ➁
   
2. Swing out the two vertical vanes one by one.
   
3. Clean the air outlet and fan.
   • Wipe with a soft dry cloth.
     
4. Put the vertical vanes back to their original positions correctly one by one, into their respective guide.
   • Push the vanes until they click into place.
     
5. Install the horizontal vanes by following the removal procedure in reverse.
   • If the horizontal vanes are not installed correctly, all LED lamps blink when power is turned on.

Note: Do not apply excessive force to the fan or fan guard.

WHEN YOU THINK THAT TROUBLE HAS OCCURRED

Even if these items are checked, when the unit does not recover from the trouble, stop using the air conditioner and consult your dealer.

WHEN YOU THINK THAT TROUBLE HAS OCCURRED

In the following cases, stop using the air conditioner and consult your dealer.

• When water leaks or drips from the indoor unit.
• When the upper operation indicator lamp blinks.
• When the breaker trips frequently.
• The remote control signal is not received in a room where an electronic ON/ OFF type fluorescent lamp (inverter-type fluorescent lamp, etc.) is used.
• Operation of the air conditioner interferes with radio or TV reception. An ampli
• fier may be required for the affected device.
• When an abnormal sound is heard.
• When any refrigerant leakage is found.

WHEN THE AIR CONDITIONER IS NOT GOING TO BE USED FOR A LONG TIME

1. Set to the highest temperature in manual COOL mode, and operate for 3 to 4 hours. Page 5
   • This dries the inside of the unit.
   • Moisture in the air conditioner contributes to growth of fungi, such as mold.
2. Press to stop the operation.
3. Turn off the breaker and/or disconnect the power sup ply plug.
4. Remove all batteries from the remote controller.

When using the air conditioner again:

1. Clean the air fi lter. Page 11
2. Check that the air inlet and outlet of the indoor and outdoor units are not blocked.
3. Check that the earth is connected correctly.
4. Refer to the “PREPARATION BEFORE OPERATION”, and follow the instructions. Page 4

INSTALLATION PLACE AND ELECTRICAL WORK

Installation place

Avoid installing the air conditioner in the following places.

• Where there is much machine oil.
• Salty places such as the seaside.
• Where sulfi de gas is generated such as hot spring, sewage, waste water.
• Where oil is splashed or where the area is fi lled with oily smoke (such as cooking areas and factories, in which the properties of plastic could be changed and damaged).
• Where there is high-frequency or wireless equipment.
• Where the air from the outdoor unit air outlet is blocked.
• Where the operation sound or air from the outdoor unit bothers the house next door.
• The mounting height of indoor unit 1.8m to 2.3m is recommended. If it is impossible, please consult your dealer

Electrical work

• Provide an exclusive circuit for the power supply of the air conditioner.
• Be sure to observe the breaker capacity.

If you have any questions, consult your dealer.

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