Mitsubishi Electric MSZ-LN18VG2W User manual

SPLIT-TYPE AIR CONDITIONERS
INDOOR UNIT
English
OPERATING INSTRUCTIONS
BRUKSANVISNING
BETJENINGSVEJLEDNING
BRUKSANVISNING
KÄYTTÖOHJEET
Dansk
Svenska
Norsk
Suomi
Eesti
Latviski
Lietuviškai
KASUTUSJUHEND
LIETOŠANAS INSTRUKCIJAS
NAUDOJIMO INSTRUKCIJA
MSZ-LN18VG2W MSZ-LN25VG2W MSZ-LN35VG2W MSZ-LN50VG2W
MSZ-LN18VG2V MSZ-LN25VG2V MSZ-LN35VG2V MSZ-LN50VG2V
MSZ-LN18VG2R MSZ-LN25VG2R MSZ-LN35VG2R MSZ-LN50VG2R
MSZ-LN18VG2B MSZ-LN25VG2B MSZ-LN35VG2B MSZ-LN50VG2B

EN
EN-1
ENGLISH IS ORIGINAL
WARNING
Do not connect the power cord to an intermediate point, use an
extension cord, or connect multiple devices to a single AC outlet.
Make sure the power plug is free of dirt and insert it securely into
the outlet.
Do not bundle, pull, damage, or modify the power cord, and do not
apply heat or place heavy objects on it.
Marks and their meanings
WARNING :
CAUTION :
Do not turn the breaker OFF/ON or disconnect/connect the power
plug during operation.
Do not expose your body directly to cool air for a prolonged length
of time.
Meanings of symbols used in this manual
SAFETY PRECAUTIONS
CONTENTS
Meanings of symbols displayed on indoor unit and/or outdoor unit
WARNING
SAFETY PRECAUTIONS 1
DISPOSAL 3
PREPARATION BEFORE OPERATION 5
I-SEE OPERATION 6
I-SAVE OPERATION 10
CIRCULATOR OPERATION 10
AIR PURIFYING OPERATION 11
POWERFUL OPERATION 12
Wi-Fi INTERFACE SETTING UP 15
WHEN YOU THINK THAT TROUBLE HAS OCCURRED 16

EN
EN-2
The unit should not be installed, relocated, disassembled, altered,
or repaired by the user.
When installing, relocating, or servicing the unit, make sure that
refrigerant circuit.
•
with reduced physical, sensory or mental capabilities, or lack of ex-
perience 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.
or outlet.
• This may cause injury, since the fan inside rotates at high speeds during
air conditioner and disconnect the power plug or turn the breaker OFF.
When the air conditioner does not cool or heat, there is a possibility of refrig-
erant leakage. If any refrigerant leakage is found, stop operations and venti-
late the room well and consult your dealer immediately. If a repair involves
recharging the unit with refrigerant, ask the service technician for details.
The user should never attempt to wash the inside of the indoor unit.
Should the inside of the unit require cleaning, contact your dealer.
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
unit.
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
Do not leave the unit on a damaged installation stand.
Do not step on an unstable bench to operate or clean the unit.
SAFETY PRECAUTIONS
Do not pull the power cord.
Do not charge or disassemble the batteries, and do not throw them
•
• This may cause the water condensation in the air conditioner, which
• The water condensation in the air conditioner may contribute to growth
Do not use the unit for special purposes, such as storing food,
raising animals, growing plants, or preserving precision devices
or art objects.
Never put batteries in your mouth for any reason to avoid accidental
ingestion.
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
When the unit will be unused for a long time, disconnect the power
plug or turn the breaker OFF.
Replace all batteries of the remote controller with new ones of the
same type.
them thoroughly with clean water.
•
Ensure that the area is well-ventilated when the unit is operated
together with a combustion appliance.
Turn the breaker OFF when you hear thunder and there is a possibility
of a lightning strike.
After the air conditioner is used for several seasons, perform inspec-
tion and maintenance in addition to normal cleaning.
Do not operate switches with wet hands.
Do not clean the air conditioner with water or place an object that
Do not step on or place any object on the outdoor unit.
Before starting the operation, ensure that the horizontal vanes are in the closed posi-
tion. If operation starts when the horizontal vanes are in the open position, they may
not return to the correct position.

EN-3
EN
SAFETY PRECAUTIONS
WARNING
and persons with reduced physical, sensory or mental capabilities or
lack of experience and knowledge if they have been given supervi-
sion 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 mainte-
nance 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
Do not install the Wi-Fi interface nearby the automatic control devices
Do not touch the Wi-Fi interface with wet hands.
Do not splash water on the Wi-Fi interface or use it in a bathroom.
When the Wi-Fi interface is dropped, or the holder or cable is dam-
aged, disconnect the power supply plug or turn the breaker OFF.
CAUTION
Do not step on unstable stepstool to set up or clean the Wi-Fi interface.
Do not use the Wi-Fi interface nearby other wireless devices, micro-
waves, cordless phones, or facsimiles.
Note:
DISPOSAL
Fig. 1
For Wi-Fi interface
WARNING
Consult your dealer for installing the air conditioner.
Earth the unit correctly.
CAUTION
Install an earth leakage breaker depending on the installation location
Ensure that the drain water is properly drained.
• If the drain passage is improper, water may drip down from the indoor/
In case of an abnormal condition
For installation

EN-4
EN
receiving section
Emergency operation
switch
vane
NAME OF EACH PART
Indoor unit Remote controller
section
About 6 m
the indoor unit when the
button
Temperature
buttons
Operation
CIRCULATOR
button Page 10
button
tons
Page 5, 12
forward button
CLOCK button
Page 5
RESET button Page 5
Lid
to open the remote
further to get to the
i-save button
Page 10
buttons Page 5, 13
Outdoor unit
Air purifying
device
Refrigerant piping
Drainage hose
WIDE VANE
button
PURIFIER button
Page 11
DIRECTION
POWERFUL
button Page 12
button
Page 11
SENSOR
Page 6
i-see sensor
Page 6
Wi-Fi interface
Page 15
Page 5
Operation
Remote controller
that is not intended to be operated may

EN-5
EN
Installation position:
and right
Setting the installation position
Before operation:
Installing the remote controller batteries
1.
2. Insert the negative
3.
4.
Setting current time
1.
4.
2.
(10 minutes when pressed
3. Press the DAY button
Area Left Center Right
PREPARATION BEFORE OPERATION
(Each press of the
Press
Note:
1
2
3
Note:
Note:
Note:
How to set remote controller exclusively for a particular indoor unit
Each press of

EN
EN-6
I-SEE OPERATION
Press during COOL, DRY, HEAT and AUTO mode
•
2Press
1
2
Note:
How to detect human presence
• Then, it detects human presence by their motion based on their heat signa-
Detection range
• The spot beneath the air conditioner
conditioner
• When occupants do not move after the air conditioner starts to operate
Refer to “Absence Detection” for and

EN-7
EN
AUTO mode (Auto change over)
Note:
COOL mode
Note:
DRY mode
HEAT mode
FAN mode
Note:
After COOL/DRY mode operation, it is recommended to operate in the
Note:
Multi system operation
standby mode
Operation indicator lamp
Indication Operation state
Lit
1Press
2Press
3Press or
Press
SELECTING OPERATION MODES

EN-8
EN
Press
Note:
Multi system operation
Press
(A
page 16
FAN SPEED AND AIRFLOW DIRECTION ADJUSTMENT
Press
( SWING
Left-right Airflow direction
Fan speed
Up-down Airflow direction

EN
EN-9
1Press during COOL, DRY, HEAT or AUTO
2Each press of changes AIRFLOW CONTROL
occupant spend most of the time,
and evens out the temperature of
Page
3
AIRFLOW CONTROL MODE
energy-saving mode or No occupancy Auto-OFF mode when nobody
ABSENCE DETECTION
1To activate this No occupancy energy-saving mode,
press
2To activate this No occupancy Auto-OFF mode, press
3Press
• Even if the unit is turned OFF due to No occupancy Auto-OFF mode,
then press
• No occupancy energy saving mode or No occupancy Auto-OFF mode
operation mode, even though No occupancy Auto-OFF mode is acti-
Energy-
saving
mode
Auto-OFF
mode
No
occupancy
detected Occupancy
detected
About
Saving energy Saving more
Turn OFF
Saving energy

EN
EN-10
I-SAVE OPERATION
1Press during COOL, CIRCULATOR, HEAT
2
Press
Note:
Save your preferred setting for COOL, CIRCULATOR, HEAT mode and
CIRCULATOR OPERATION
1Press during HEAT mode
The unit performs FAN operation in case the indoor temperature reaches
2
Press
Note:
when is pushed, CIRCULATOR
In case the indoor temperature reaches the setting temperature, the

EN
EN-11
NIGHT MODE OPERATION
Press
Press
Note:
•
•
•
AIR PURIFYING OPERATION
Press
Press
Note:

EN
EN-12
Press during COOL or HEAT mode to
AUTO setting
Press
POWERFUL OPERATION
1Press or
* or blinks.
* Make sure that the current time and day are set correctly. Page 5
2Press
• or
3Press or
Note:
“Auto restart
T
IMER OPERATION (ON/OFF TIMER)

EN-13
EN
WEEKLY TIMER OPERATION
Setting the weekly timer
1Press
2Press and
3Press , , and to set ON/OFF, time, and
Press and to continue setting the timer for
4Press
Note:
• Press
once
• Press
5Press
Press
Note:
Checking weekly timer setting
1Press
2Press or
Press
Note:
set-
ing goes out, and the
Note:
getting home to going to bed on weekdays.
Setting1 Setting2
ON OFF ON OFF
ON OFF
Mon
Fri
~
Sat
Sun
~
Pressing Pressing
Pressing
Pressing
Pressing Pressing
adjusts the tem-

EN
EN-14
unit
Instructions:
CLEANING
• Clean every 2 weeks
Important
•
reduce power consumption.
•
every 2 weeks.
• Do not touch the i-see sensor.
•
panel is opened/closed.
•
•
Front panel
Air purifying device
Every 3 months:
•
and
This information is based on
Active Substances Property Instruction for Use
FILTER
Every 3 months:
• Parts Number
Every 3 months:
• Remove dirt by a vacu-
•
•
Every year:
• Parts Number
Important
•
scratches on it.
•
•
•
•
2
3
2
3
stopper
1
1
4
4

EN-15
EN
Wi-Fi INTERFACE SETTING UP
Wi-Fi interface introduction
Item Description
1
2 RESET switch
3
5
6
RE SET
ER R
NE T
MO DE
UN IT
MO DE
4
6
1
When the Wi-Fi interface is reset to the factory default, ALL the con-
operation.
1
Page
2Set up a connection between the Wi-Fi interface and
3
Page
4
Note:
• Ensure that the Router supports the WPA2-AES encryption setting before
which is caused by or arises from connection to and/or use of any third
For the latest information regarding MELCloud from Mitsubishi Electric
Corporation, please visit www.melcloud.com.
Wi-Fi interface Wi-Fi interface

EN-16
EN
Even if these items are checked, when the unit does not recover from the
trouble, stop using the air conditioner and consult your dealer.
Symptom Explanation & Check points
Indoor Unit
Page 12
The unit cannot be operated for • This protects the unit according to instructions
•
The swing operation of the HORI-
COOL/DRY/FAN mode, the
vane cannot be adjusted with
• When the unit is operated in COOL or DRY
The operation stops for about
10 minutes in the heating
The unit starts operation by
turned off without stopping the unit with the
•
In COOL/DRY mode, when the
room temperature reaches near
the set temperature, the outdoor
unit stops, then the indoor unit
• When the room temperature deviates from the
set temperature, the indoor fan starts running
temperature, this has no effect on the product
Multi system
The indoor unit which is not
operating becomes warm and a into the indoor unit even though it is not operat-
When heating operation is • When operation is started during defrosting of
Outdoor Unit
The fan of the outdoor unit does
not rotate even though the com-
• During COOL and DRY operations, pipe or pipe
• In the heating operation, water condensed on
• In the heating operation, the defrosting operation
• In the heating operation, vapor generated by the
Symptom Explanation & Check points
Remote controller
Page 5
Page 5
The operation mode cannot be
Does not cool or heat
•
temperature or may not reach that depending on
The room cannot be heated
The air from the indoor unit
Sound
• This sound is heard when the outside air is
absorbed from the drain hose by turning on the
• This is the switching sound in turning on/off the
• This is the sound of refrigerant or condensed
Hissing sound is sometimes
Timer
Page 12
Page 13
Page 5
The unit starts/stops the opera- Page 13
Wi-Fi interface
When error occurs during con-
WHEN YOU THINK THAT TROUBLE HAS OCCURRED

EN
EN-17
In the following cases, stop using the air conditioner and consult your dealer.
WHEN YOU THINK THAT TROUBLE HAS OCCURRED

EN
EN-18
Installation place
Avoid installing the air conditioner in the following places.
•
•
If you have any questions, consult your dealer.
INSTALLATION PLACE AND
ELECTRICAL WORK
1Operate by COOL mode with the highest temperature
2Press
3
4
When using the air conditioner again:
1
2
3
4Refer to the “PREPARATION BEFORE OPERATION”,
Page 5
W
HEN THE AIR CONDITIONER IS NOT
GOING TO BE USED FOR A LONG TIME
To prevent the effects
Inverter-type
Keep a space
to prevent
the picture
distortion or
1 m
or
more
Radio
100 mm or
more
TV
phone or
phone 3 m or more
1 m
or more
vide greater space between the outdoor
unit and the antenna of the affected
device if operation of the air conditioner
For the optimum ef-
the outdoor unit
Operation indicator lamp
When the remote controller cannot be used...
Emergency operation can be activated by pressing the emergency operation
Emergency COOL
Emergency HEAT
Stop
Note:
EMERGENCY OPERATION
If you do not want to use this function, please consult the service repre-
sentative because the setting of the unit needs to be changed.
AUTO RESTART FUNCTION
200/500 mm or more

EN
EN-19
Indoor
Outdoor
—
—
Heating —
—
Guaranteed operating range
SPECIFICATIONS
Wi-Fi interface
Model
Power consumption
Encryption AES
Authentication WPA2-PSK
Software Ver
Note:
Model Indoor
Capacity Latent
Heating
Input
Model Indoor
Outdoor -
Function Heating Heating Heating Heating Heating Heating
Capacity - -
Input - -
Weight Indoor
Outdoor - 33 55
-
IP code Indoor IP 20
Outdoor -
operating pressure
LP ps -
HP ps
Indoor
(Super High/
Outdoor - - 50 51 51