Mitsubishi MSZ-LN2 5V GV, MSZ-LN3 5V GV, MSZ-LN50 V GV, MSZ-LN60 V GV, MSZ-LN2 5V GR Instruction manual
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SPLIT-TYPE AIR CONDITIONERS
INDOOR UNIT
MSZ-LN2 5V GV MSZ-LN3 5V GV MSZ-LN50 V GV MSZ-LN60 V GV
MSZ-LN2 5V GR MSZ-LN3 5V GR MSZ-LN50 V GR MSZ-LN60 V GR
MSZ-LN2 5V GB MSZ-LN3 5V GB MSZ-LN50 V GB MSZ-LN60 V GB
OP ERATING INSTRUCTIONS
• To use this unit correctly and safely, be sure to read these operating
instructions before use.
F o r u s e r
English
● OPERATING INSTRUCTIONS ●
CONTENTS
■ SAFETY PRECAUTIONS 1
■ NAME OF EACH PART 4
■ PREPARATION BEFORE OPERATION 5
■ I-SEE OPERATION 6
■ SELECTING OPERATION MODES 7
■ FAN SPEED AND AIRFLOW DIRECTION ADJUSTMENT 8
■ AIRFLOW CONTROL MODE 9
■ ABSENCE DETECTION 9
■ I-SAVE OPERATION 10
■ ECONO COOL OPERATION 10
■ NIGHT MODE OPERATION 11
■ AIR PURIFYING OPERATION 11
■ POWERFUL OPERATION 12
■ TIMER OPERATION (ON/OFF TIMER) 12
■ WEEKLY TIMER OPERATION 13
■ CLEANING 14
■ Wi-Fi INTERFACE SETTING UP 15
■ WHEN YOU THINK THAT TROUBLE HAS OCCURRED 18
■ EMERGENCY OPERATION 19
■ AUTO RESTART FUNCTION 19
■ WHEN THE AIR CONDITIONER IS NOT GOING TO BE USED FOR A LONG TIME 19
■ INSTALLATION PLACE AND ELECTRICAL WORK 20
■ SPECIFICATIONS 20
SAFETY PRECAUTIONS
Meanings of symbols displayed on indoor unit and/or outdoor unit
WARNING
(Risk of fi re)
Read the OPERATING INSTRUCTIONS carefully before operation.
Service personnel are required to carefully read the OPERATING INSTRUCTIONS and INSTALLATION MANUAL before operation.
Further information is available in the OPERATING INSTRUCTIONS, INSTALLATION MANUAL, and the like.
• Since rotating parts and parts which could cause an electric shock are used in this product,
be sure to read these “Safety Precautions” before use.
• Since the cautionary items shown here are important for safety, be sure to observe them.
• After reading this manual, keep it together with the installation manual in a handy place
for easy reference.
• Be sure to receive a guarantee card from your dealer and check that the purchased data
and shop name, etc. are entered correctly.
Marks and their meanings
WARNING :
CAUTION :
Incorrect handling could cause serious hazard, such as death, serious
injury, etc. with a high probability.
Incorrect handling could cause serious hazard depending on the
conditions.
This unit uses a fl ammable refrigerant.
If refrigerant leaks and comes in contact with fi re or heating part, it will create harmful gas and there is risk of fi re.
Meanings of symbols used in this manual
: Be sure not to do.
: Be sure to follow the instruction.
: Never insert your fi nger or stick, etc.
: Never step onto the indoor/outdoor unit and do not put anything on them.
: Danger of electric shock. Be careful.
: Be sure to disconnect the power supply plug from the power outlet.
: Be sure to shut off the power.
: Risk of fi re.
: Never touch with wet hand.
: Never splash water on the unit.
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WARNING
Do not connect the power cord to an intermediate point, use an
extension cord, or connect multiple devices to a single AC outlet.
• This may cause overheating, fi re, or electric shock.
Make sure the power plug is free of dirt and insert it securely into
the outlet.
• A dirty plug may cause fi re or electric shock.
Do not bundle, pull, damage, or modify the power cord, and do not
apply heat or place heavy objects on it.
• This may cause fi re or electric shock.
Do not turn the breaker OFF/ON or disconnect/connect the power
plug during operation.
• This may create sparks, which can cause fi re.
• After the indoor unit is switched OFF with the remote controller, make
sure to turn the breaker OFF or disconnect the power plug.
Do not expose your body directly to cool air for a prolonged length
of time.
• This could be detrimental to your health.
SAFETY PRECAUTIONS
The unit should not be installed, relocated, disassembled, altered,
or repaired by the user.
• An improperly handled air conditioner may cause fi re, electric shock,
injury, or water leakage, etc. Consult your dealer.
• If the power supply cord is damaged, it must be replaced by the manufacturer or its service agent in order to avoid a hazard.
When installing, relocating, or servicing the unit, make sure that
no substance other than the specifi ed refrigerant (R32) enters the
refrigerant circuit.
• Any presence of foreign substance such as air can cause abnormal
pressure rise and may result in explosion or injury.
•
The use of any refrigerant other than that specifi ed for the system will cause
mechanical failure, system malfunction, or unit breakdown. In the worst case,
this could lead to a serious impediment to securing product safety.
This appliance is not intended for use by persons (including children)
with reduced physical, sensory or mental capabilities, or lack of experience and knowledge, unless they have been given supervision or
instruction concerning use of the appliance by a person responsible
for their safety.
Children should be supervised to ensure that they do not play with
the appliance.
Do not insert your fi nger, a stick, or other objects into the air inlet
or outlet.
• This may cause injury, since the fan inside rotates at high speeds during
operation.
In case of an abnormal condition (such as a burning smell), stop the
air conditioner and disconnect the power plug or turn the breaker OFF.
• A continued operation in the abnormal state may cause a malfunction,
fi re, or electric shock. In this case, consult your dealer.
When the air conditioner does not cool or heat, there is a possibility of refrigerant leakage. If any refrigerant leakage is found, stop operations and ventilate the room well and consult your dealer immediately. If a repair involves
recharging the unit with refrigerant, ask the service technician for details.
• The refrigerant used in the air conditioner is not harmful. Normally, it
does not leak. However, if refrigerant leaks and comes in contact with
fi re or heating part of such a fan heater, kerosene heater, or cooking
stove, it will create harmful gas and there is risk of fi re.
The user should never attempt to wash the inside of the indoor unit.
Should the inside of the unit require cleaning, contact your dealer.
• Unsuitable detergent may cause damage to plastic material inside
the unit, which may result in water leakage. Should detergent come in
contact with electrical parts or the motor, it will result in a malfunction,
smoke, or fi re.
• The appliance shall be stored in a room without continuously operating
ignition sources (for example: open fl ames, an operating gas appliance
or an operating electric heater).
• Be aware that refrigerants may not contain an odour.
• Do not use means to accelerate the defrosting process or to clean the
appliance, other than those recommended by the manufacturer.
• Do not pierce or burn.
The indoor unit must be installed in rooms which exceed the fl oor
space specifi ed. Please consult your dealer.
• LN25/35(HZ): 1.7 m²
• LN50: 2.5 m²
• LN50HZ/60: 3.9 m²
When the indoor unit is connected to the multi type outdoor unit of R32
refrigerant, please consult your dealer about the fl oor space specifi ed.
This appliance is intended to be used by expert or trained users in
shops, in light industry and on farms, or for commercial use by lay
persons.
Do not touch the air purifying device from the top of the indoor unit
during operation.
CAUTION
Do not touch the air inlet or the aluminum fi ns of the indoor/outdoor
unit.
• This may cause injury.
Do not use insecticides or fl ammable sprays on the unit.
• This may cause a fi re or deformation of the unit.
Do not expose pets or houseplants to direct airfl ow.
• This may cause injury to the pets or plants.
Do not place other electric appliances or furniture under the indoor/
outdoor unit.
• Water may drip down from the unit, which may cause damage or
malfunction.
Do not leave the unit on a damaged installation stand.
• The unit may fall and cause injury.
Do not step on an unstable bench to operate or clean the unit.
• This may cause injury if you fall down.
Do not pull the power cord.
• This may cause a portion of the core wire to break, which may cause
overheating or fi re.
Do not charge or disassemble the batteries, and do not throw them
into a fi re.
•
This may cause the batteries to leak, or cause a fi re or explosion.
Do not operate the unit for more than 4 hours at high humidity (80%
RH or more) and/or with windows or outside door left open.
• This may cause the water condensation in the air conditioner, which
may drip down, wetting or damaging the furniture.
• The water condensation in the air conditioner may contribute to growth
of fungi, such as mold.
Do not use the unit for special purposes, such as storing food,
raising animals, growing plants, or preserving precision devices
or art objects.
• This may cause deterioration of quality, or harm to animals and plants.
Do not expose combustion appliances to direct airfl ow.
• This may cause incomplete combustion.
Never put batteries in your mouth for any reason to avoid accidental
ingestion.
• Battery ingestion may cause choking and/or poisoning.
Before cleaning the unit, switch it OFF and disconnect the power plug
or turn the breaker OFF.
• This may cause injury, since the fan inside rotates at high speeds during
operation.
When the unit will be unused for a long time, disconnect the power
plug or turn the breaker OFF.
• The unit may accumulate dirt, which may cause overheating or fi re.
Replace all batteries of the remote controller with new ones of the
same type.
• Using an old battery together with a new one may cause overheating,
leakage, or explosion.
If the battery fl uid comes in contact with your skin or clothes, wash
them thoroughly with clean water.
•
If the battery fl uid comes in contact with your eyes, wash them thoroughly
with clean water and immediately seek medical attention.
Ensure that the area is well-ventilated when the unit is operated
together with a combustion appliance.
• Inadequate ventilation may cause oxygen starvation.
Turn the breaker OFF when you hear thunder and there is a possibility
of a lightning strike.
• The unit may be damaged if lightning strikes.
After the air conditioner is used for several seasons, perform inspection and maintenance in addition to normal cleaning.
• Dirt or dust in the unit may create an unpleasant odor, contribute to
growth of fungi, such as mold, or clog the drain passage, and cause
water to leak from the indoor unit. Consult your dealer for inspection
and maintenance, which require specialized knowledge and skills.
Do not operate switches with wet hands.
• This may cause electric shock.
Do not clean the air conditioner with water or place an object that
contains water, such as a fl ower vase, on it.
• This may cause fi re or electric shock.
Do not step on or place any object on the outdoor unit.
• This may cause injury if you or the object falls down.
IMPORTANT
Dirty fi lters cause condensation in the air conditioner which will contribute to the
growth of fungi such as mold. It is therefore recommended to clean air fi lters every
2 weeks.
Before starting the operation, ensure that the horizontal vanes are in the closed position. If operation starts when the horizontal vanes are in the open position, they may
not return to the correct position.
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● OPERATING INSTRUCTIONS ●
SAFETY PRECAUTIONS
For installation
WARNING
Consult your dealer for installing the air conditioner.
• It should not be installed by the user since installation requires specialized
knowledge and skills. An improperly installed air conditioner may cause
water leakage, fi re, or electric shock.
Provide a dedicated power supply for the air conditioner.
• A non-dedicated power supply may cause overheating or fi re.
Do not install the unit where fl ammable gas could leak.
• If gas leaks and accumulates around the outdoor unit, it may cause an
explosion.
Earth the unit correctly.
• Do not connect the earth wire to a gas pipe, water pipe, lightning rod, or
a telephone earth wire. Improper earthing may cause electric shock.
CAUTION
Install an earth leakage breaker depending on the installation location
of the air conditioner (such as highly humid areas).
• If an earth leakage breaker is not installed, it may cause electric shock.
Ensure that the drain water is properly drained.
• If the drain passage is improper, water may drip down from the indoor/
outdoor unit, wetting and damaging the furniture.
In case of an abnormal condition
Immediately stop operating the air conditioner and consult your dealer.
For Wi-Fi interface
WARNING
(Improper handling may have serious consequences, including serious
injury or death.)
This appliance can be used by children aged from 8 years and above
and persons with reduced physical, sensory or mental capabilities or
lack of experience and knowledge if they have been given supervision or instruction concerning use of the appliance in a safe way and
understand the hazards involved.
Children shall not play with the appliance. Cleaning and user maintenance shall not be made by children without supervision.
Do not use the Wi-Fi interface nearby the medical electrical equipment
or people who have a medical device such as a cardiac pacemaker
or an implantable cardioverter-defi brillator.
• It can cause an accident due to malfunctions of the medical equipment
or device.
Do not install the Wi-Fi interface nearby the automatic control devices
such as automatic doors or fi re alarms.
• It can cause accidents due to malfunctions.
Do not touch the Wi-Fi interface with wet hands.
• It can cause damage to the device, electric shock, or fi re.
Do not splash water on the Wi-Fi interface or use it in a bathroom.
• It can cause damage to the device, electric shock, or fi re.
When the Wi-Fi interface is dropped, or the holder or cable is damaged, disconnect the power supply plug or turn the breaker OFF.
• It may cause fi re or electric shock. In this case, consult your dealer.
•
This device complies with all Australia and New zealand
regulrements for EMC and electrical safety.
CAUTION
(Improper handling may have consequences, including injury or damage
to building.)
Do not step on unstable stepstool to set up or clean the Wi-Fi interface.
• It may cause injury if you fall down.
Do not use the Wi-Fi interface nearby other wireless devices, microwaves, cordless phones, or facsimiles.
• It can cause malfunctions.
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NAME OF EACH PART
Indoor unit Remote controller
Air fi lter
Air cleaning fi lter
(Deodorizing fi lter,
black )
(Air purifying)
(Power)
Operation indicator lamp
Outdoor unit
Front panel
Horizontal
vane
Air outlet
Air inlet
Air inlet (back and side)
Refrigerant piping
Drainage hose
Air outlet
Air purifying
Page 14
device
Emergency operation switch
Page 19
Remote control
receiving section
Wi-Fi interface
Page 15
i-see sensor
Page 6
Battery replacement indicator Page 5
Operation display section
Temperature
Page 7
buttons
Operation
select button
Page 7
ECONO COOL
Page 10
button
POWERFUL
Page 12
button
i-save button
Page 10
NIGHT MODE
button
Page 11
SENSOR
(i-see) button
Page 6
CLOCK button
Page 5
Signal transmitting
section
Distance of signal :
About 6 m
Beep(s) is (are) heard from
the indoor unit when the
signal is received.
OFF/ON (stop/operate)
button
FAN speed control
Page 8
button
WIDE VANE
Page 8
button
VANE control button
Page 8
PURIFIER button
Page 11
DIRECTION
Page 9
TIME, TIMER set buttons
Page 5, 12
Increase time
Decrease time
WEEKLY TIMER set
Page 5, 13
buttons
RESET button Page 5
Lid
Slide the lid down
to open the remote
controller. Slide it down
further to get to the
weekly timer buttons.
Outdoor units may be different in appearance.
Drain outlet
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 2 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.
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● OPERATING INSTRUCTIONS ●
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
4.
Press RESET.
1.
Remove the front lid.
2.
Insert the negative
pole of AAA alkaline
batteries fi rst.
3.
Install the front lid.
Note:
• 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 about 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
3.
Press the DAY button
to set the day.
Setting the installation position
Be sure to set the remote controller in accordance with the installed position of
the indoor unit.
Installation position:
Left: Distance to objects (wall, cabinet, etc.) is less than 50 cm to the left
Center: Distance to objects (wall, cabinet, etc.) is more than 50 cm to the left
and right
Right: Distance to objects (wall, cabinet, etc.) is less than 50 cm to the right
(Left) (Center) (Right)
1.
Press CLOCK.
2.
Press either the TIME button
or the TIMER buttons to set
4.
Press CLOCK again.
the time.
Each press increases/decreas-
es the time by 1 minute (10
minutes when pressed longer).
Note:
• Press CLOCK gently using a thin instrument.
Note:
How to set remote controller exclusively for a particular indoor unit
A maximum of 4 indoor units with wireless remote controllers can be used in a room.
To operate the indoor units individually with each remote controller, assign a number
to each remote controller according to the number of the indoor unit.
This setting can be set only when all the following conditions are met:
• The remote controller is powered OFF.
(1) Hold down
mode.
(2) Press
Each press of
3 → 4.
(3) Press
After you turn the breaker ON, the remote controller that fi rst sends a signal to an
indoor unit will be regarded as the remote controller for the indoor unit.
Once they are set, the indoor unit will only receive the signal from the assigned
remote controller afterwards.
button on the remote controller for 2 seconds to enter the pairing
button again and assign a number to each remote controller.
button advances the number in the following order: 1 → 2 →
button to complete the pairing setting.
Area Left Center Right
Remote controller
display
1
Hold down on the remote controller for 2 seconds to enter the position setting mode.
2
Select the target installation position by pressing .
(Each press of the displays the positions in
order:)
(Center) (Right) (Left)
3
Press to complete the position setting.
Note:
The installation position can be set only when all the following conditions are met:
• The remote controller is powered off.
• Weekly timer is not set.
• Weekly timer is not being edited.
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I-SEE OPERATION
In the i-see control mode, the room temperature is controlled based on the
sensible temperature.
1
Press during COOL, DRY, HEAT and AUTO mode
to activate the i-see control mode.
• Press gently using a thin instrument.
lights. (Operation display section)
•
• The default setting is “active”.
2
2
Press several times to cancel the i-see control
mode.
Cancel
Note:
Any person at the following places cannot be detected:
• Along the wall on which the air conditioner is installed
• Directly under the air conditioner
• Where any obstacle, such as furniture, is between the person and the air
conditioner
A person may not be detected in the following situations:
• Room temperature is high.
• A person wears heavy clothes and his/her skin is not exposed.
• A heating element of which temperature changes significantly is present.
• Some heat sources, such as a small child or pet, may not be sensed.
• A heat source and the air conditioner are more than 6 m apart.
• A heat source does not move for a long time.
Do not touch the i-see sensor. This may cause malfunction of the i-see sensor.
The intermittent operating sound is a normal sound produced when the i-see
sensor is moving from side to side.
Refer to page 9 “Absence Detection” for
and .
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● OPERATING INSTRUCTIONS ●
SELECTING OPERATION MODES
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 about 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.
1
2
Press
Press to select operation mode. Each press
to start the operation.
changes mode in the following order:
(AUTO) (COOL) (DRY) (HEAT) (FAN)
3
Press or to set the temperature.
Each press raises or lowers the temperature by 1°C.
Press to stop the operation.
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.
Note:
Multi system operation
Two or more indoor units can be operated by one outdoor unit. When several
indoor units are operated simultaneously, cooling/dry/fan and heating operations cannot be done at the same time. When COOL/DRY/FAN is selected with
one unit and HEAT with another or vice versa, the unit selected last goes into
standby mode.
Operation indicator lamp
The operation indicator lamp shows the operation state of the unit.
Indication Operation state
Standby mode (only during multi system operation)
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Lit Blinking
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