Midea 4M-82K User manual

Before using your air conditioner, please read
this manual carefully and keep it for future reference.
INVERTER ONE-TWO/ ONE-THREE/ ONE-FOUR/ ONE-FIVE SPLIT-TYPE
ROOM AIR CONDITIONER
Before using your air conditioner, please read
this manual carefully and keep it for future reference.
INVERTER ONE-TWO/ ONE-THREE/ ONE-FOUR/ ONE-FIVE SPLIT-TYPE
ROOM AIR CONDITIONER
Before using your air conditioner, please read
this manual carefully and keep it for future reference.
INVERTER ONE-TWO/ ONE-THREE/ ONE-FOUR/ ONE-FIVE SPLIT-TYPE
ROOM AIR CONDITIONER
Before using your air conditioner, please read
this manual carefully and keep it for future reference.
INVERTER ONE-TWO/ ONE-THREE/ ONE-FOUR/ ONE-FIVE SPLIT-TYPE
ROOM AIR CONDITIONER
Before using your air conditioner, please read
this manual carefully and keep it for future reference.
INVERTER ONE-TWO/ ONE-THREE/ ONE-FOUR/ ONE-FIVE SPLIT-TYPE
ROOM AIR CONDITIONER
Before using your air conditioner, please read
this manual carefully and keep it for future reference.
INVERTER ONE-TWO/ ONE-THREE/ ONE-FOUR/ ONE-FIVE SPLIT-TYPE
ROOM AIR CONDITIONER
Before using your air conditioner, please read
this manual carefully and keep it for future reference.
INVERTER ONE-TWO/ ONE-THREE/ ONE-FOUR/ ONE-FIVE SPLIT-TYPE
ROOM AIR CONDITIONER
Before using your air conditioner, please read
this manual carefully and keep it for future reference.
INVERTER ONE-TWO/ ONE-THREE/ ONE-FOUR/ ONE-FIVE SPLIT-TYPE
ROOM AIR CONDITIONER
Before using your air conditioner, please read
this manual carefully and keep it for future reference.
INVERTER ONE-TWO/ ONE-THREE/ ONE-FOUR/ ONE-FIVE SPLIT-TYPE
ROOM AIR CONDITIONER
Before using your air conditioner, please read
this manual carefully and keep it for future reference.
INVERTER ONE-TWO/ ONE-THREE/ ONE-FOUR/ ONE-FIVE SPLIT-TYPE
ROOM AIR CONDITIONER
Before using your air conditioner, please read
this manual carefully and keep it for future reference.
INVERTER ONE-TWO/ ONE-THREE/ ONE-FOUR/ ONE-FIVE SPLIT-TYPE
ROOM AIR CONDITIONER
Before using your air conditioner, please read
this manual carefully and keep it for future reference.
INVERTER ONE-TWO/ ONE-THREE/ ONE-FOUR/ ONE-FIVE SPLIT-TYPE
ROOM AIR CONDITIONER
Before using your air conditioner, please read
this manual carefully and keep it for future reference.
INVERTER ONE-TWO/ ONE-THREE/ ONE-FOUR/ ONE-FIVE SPLIT-TYPE
ROOM AIR CONDITIONER
Read ThisManual
Inside you will find many helpful hints on how
to use and maintain your air conditioner properly.
Just a little preventative care on your part can
save you a great deal of time and money over
the life of your air conditioner. You'll find many
answers to common problems in the chart of
troubleshooting tips. If you review the chart of
Troubleshooting Tips first, you may not need
to call for service.

1
CONTENTS
Contact an authorised service technician for repair or maintenance of this unit.
Contact the installer for installation of this unit.
The air conditioner is not intended for use by young children or invalids without supervision.
Young children should be supervised to ensure that they do not play with the air conditioner.
If the power cord is to be replaced, replacement work shall be performed by authorised personnel only.
Installation work must be performed in accordance with the national wiring standards by authorised
personnel only.
CAUTION
SOCIABLE REMARK
Sociable remark................................................................................................................................2
SAFETY PRECAUTIONS
Warning ...........................................................................................................................................3
Caution ............................................................................................................................................4
OPERATING INSTRUCTIONS
Identification of parts.........................................................................................................................5
Operating temperature.....................................................................................................................17
Manual operation.............................................................................................................................17
Airflow direction control ..................................................................................................................18
How the air conditioner works ........................................................................................................20
CARE AND MAINTENANCE
Care and maintenance ...................................................................................................................23
TROUBLESHOOTING TIPS
Troubleshooting tips .......................................................................................................................31
OPERATION TIPS
Operation tips ............ ....................................................................................................................29

2
SOCIABLE REMARK
DISPOSAL: Do not dispose this product as unsorted municipal waste. Collection of such waste
separately for special treatment is necessary.
It is prohibited to dispose of this appliance in domestic household waste.
For disposal, there are several possibilities:
A) The municipality has established collection systems, where electronic waste can be disposed of at
least free of charge to the user.
B) When buying a new product, the retailer will take back the old product at least free of charge.
C) The manufacture will take back the old appliance for disposal at least free of charge to the user.
D) As old products contain valuable resources, they can be sold to scrap metal dealers.
Wild disposal of waste in forests and landscapes endangers your health when hazardous substances
leak into the ground-water and find their way into the food chain.
When using this air conditioner in the European countries, the follow information must be
followed:

3
SAFETY PRECAUTIONS
3
To prevent injury to the user or other people and property damage, the following instructions must be
followed. Incorrect operation due to ignoring of instructions may cause harm or damage.
The seriousness is classified by the following indications.
This symbol indicates the possibility of death or serious injury.
Meanings of symbols used in this manual are as shown below.
WARNING
Always do this.
Never do this.
CAUTION
This symbol indicates the possibility of injury or damage to property.
Connect with the power
properly.
Do not modify power cord
length or share the outlet
with other appliances
Always ensure effective
grounding.
Disconnect the power if
strange sounds, smell, or
smoke comes from it.
Ventilate room before operating air
conditioner if there is a gas leakage from
another appliance.
Otherwise, it may cause electric
shock or fire due to excess heat
generation.
It may cause electric shock or
fire due to heat generation.
No grounding may cause electric
shock.
It may cause fire and electric
shock.
It may cause explosion, fire and, burns.
It may cause electric shock or fire
due to heat generation.
It may cause electric shock.
It may cause failure of machine
or electric shock.
It contains contaminants and
could make you sick.
It may cause fire and electric
shock.
It may cause electric shock or fire.
This could damage your health.
No installation may cause fire
and electric shock.
It may cause electric shock.
It may cause an explosion or fire.
It may cause failure and electric shock.
Do not operate or stop the
unit by switching on or off
the power.
Do not operate with wet
hands or in damp
environment.
Do not allow water to run
into electric parts.
Do not drink water drained
from air conditioner.
Do not use the power cord
close to heating appliances.
Do not damage or use an
unspecified power cord.
Do not direct airflow at
room occupants only.
Always install circuit
breaker and a dedicated
power circuit.
Do not open the unit
during operation.
Do not use the power cord near
flammable gas or combustibles, such
as gasoline, benzene, thinner, etc.
Do not disassemble or modify unit.
!!
!!!!
!!
!!
WARNING
Use the correctly rated
breaker or fuse.
There is risk of fire or electric
shock.
!!

4
SAFETY PRECAUTIONS
CAUTION
When the air filter is to be removed,
do not touch the metal parts of the unit.
It may cause an injury.
Do not clean unit when power is on
as it may cause fire and electric shock,
it may cause an injury.
Operation with windows opened may
cause wetting of indoor and soaking
of household furniture.
When the unit is to be cleaned, switch
off, and turn off the circuit breaker.
Stop operation and close the window
in storm or hurricane.
Use caution when unpacking
and installing. Sharp edges
could cause injury.
Do not clean the air
conditioner with water.
Water may enter the unit and degrade
the insulation. It may cause an electric
shock.
This could injure the pet or
plant.
Do not put a pet or house plant where
it will be exposed to direct air flow.
Ventilate the room well when
used together with a stove,
etc.
An oxygen shortage
may occur.
Do not use this air cond-
itioner to preserve preci-
sion devices, food, pets,
plants, and art objects.
It may cause deterioration
of quality, etc.
It may cause failure of
product or fire.
Do not use for special
purposes.
Turn off the main power
switch when not using
the unit for a long time.
If water enters the unit,
turn the unit off and
disconnect the power ,
contact a qualified service
technician.
!!
!!
!!
!!
!!
!!
!!
It may cause failure of
appliance or accident.
Appearance may be deteriorated due
to change of product color or
scratching of its surface.
Do not operateyour air conditioner
in a wetroom such asa bathroom
or laundry room.
Do not place obstacles around
air-inlets or inside of air-outlet.
Do not use strong detergent
such as wax or thinner. Use
a soft cloth for cleaning.
If bracket is damaged, there is
concern of damage due to falling of
unit.
Children should besupervised to
ensure that theydo not playwith
the appliance. There is danger of fire or
electric shock.
Ensure that the installation bracket of
the outdoor appliance is not damaged
due to prolonged exposure.
Do not place heavy object on the
power cord and take care so that
the cord is not compressed.
Operation without filters
may cause failure.
Always insert the filters
securely. Clean filter
once every two weeks.
If the supplycord is
damaged, it mustbe
replaced by the
manufacturer, itsservice
agent or similarlyqualified
persons in orderto avoid
a hazard.
This appliance canbe used by
children aged from8 years and
above and personswith reduced
physical, sensory or mental
capabilities or lackof experience
and knowledge ifthey have been
given supervision orinstruction
concerning use ofthe appliance in
a safe wayand understand the
hazards involved. Childrenshall
not play withthe appliance.
Cleaning and user maintenance
shall not be made by children
without supervision.
This appliance isnot intended for
use by persons(including
children) with reducedphysical,
sensory or mental capabilities,
or lack ofexperience and
knowledge, unless theyhave
been given supervisionor
instruction concerning useof the
appliance by aperson responsible
for their safety.
!!
!!
!!
!!
!!

5
Identification of parts
OPERATING INSTRUCTIONS
Indoor unit
Outdoor unit
Indoor unit
IMPORTANT:
For multi-split type air conditioner, one outdoor
unit can match different types of indoor units.
So all the pictures in this manual are for explan-
ation purpose only. Your air conditioner may be
slightly different. The actual shape shall prevail.
The following pages introduce several kinds of
indoor units matching with the outdoor units.
LED Display panel
AUTO indication lamp
Lights up during theAuto operation.
OPERATION indication lamp
This indicator appears only whenthe compressor
is in operation andindicates the current operating
frequency.
TIMER indication lamp
Lights up duringTimer operation.
DEFROST indication lamp
(For Cooling & Heatingmodels only):
Lights up when theair conditioner starts
defrosting automatically or whenthe warm air
control feature is activatedin heating operation.
1. Front panel
2. Top air intake
3. Air filter(Inside)
4. Air outlet
5. Horizontal air flow louver
6. Vertical air flow louver(Internal)
7. Display panel
8. LED display window
9. Remote controller
10. Manual control button(Behind the front panel)
11. Refrigerant connecting pipe, drain hose and
electric wiring
12. Stop valve
13. Air outlet
DIGITAL DISPLAY indication lamp
Displays the current settingtemperature. Only
when the air conditioneris in FAN operation, it
displays the actual roomtemperature. Anddisplays
the malfunction code orprotection code.
.
Display panel
Signal receptor
AUTO DEFROST
OPERATION
TIMER
Signal receptor
AUTO TIMER DEF. FREQUENCY
(1)
(2)
Outdoor unit
One-twin
One-three
One-four
One-five
9
1111
1212
1313
4
3
5
2
6
1
10
788

OPERATING INSTRUCTIONS
Indoor unit
Outdoor unit
1010
DISPLAY PANEL
Identification of parts
Indoor unit
Outdoor unit
Air outlet
Air inlet
3
8
7
456
21
One-twin
One-three
One-four
One-five
9
1111
1212
1313
Front panel frame
Front panel
Air filter
Horizontal air flowgrille
Vertical air flow louver
Room temperature sensor
Display panel
Infrared signal receiver
Remote controller
Drain hose, refrigerantconnecting pipe
Connective cable
Stop valve
Fan hood
1
3
4
5
6
7
8
9
10
11
12
2
13
DISPLAYPANEL
OPERATION indicator:
The indicator flashes once every second
after power is on and illuminates when the
air conditioner is in operation.
TIMER indicator:
The indicator illuminates when TIMER is set
ON.
PRE-DEF. Indicator(For cooling& heating
model only):
This indicator illuminates when the air
conditioner starts defrosting automatically or
when the Anti-cold air function is activated in
heating operation.
AUTO indicator:
This indicator flashes when the air
conditioner is in AUTO operation.
TIMER OPERATION
PRE-DEF
Infrared signal receptor
6
Infrared signal receptor
OPERATION TIMER
PRE-DEF
AUTO
(1)
(2)

OPERATING INSTRUCTIONSOPERATING INSTRUCTIONS
Indoor unit
Outdoor unit
LED Display window
Identification of parts
Indoor unit
Front panel frame
Front panel
Air filter
Horizontal air flowgrille
Vertical air flow louver
Room temperature sensor
Display panel
Remote controller
Drain hose, refrigerantconnecting pipe
Connective cable
Stop valve
Fan hood
1
3
4
5
6
7
8
9
10
11
12
2
LEDDISPLAYWINDOW
autoauto
7
AUTO indication lamp
Lights up during theAuto operation.
OPERATION indication lamp
This indicator appears only whenthe
compressor is in operation andindicates the
current operating frequency.
TIMER indication lamp
Lights up duringTimer operation.
DEFROST indication lamp
(For Cooling & Heatingmodels only):
Lights up when theair conditioner starts
defrosting automatically or whenthe warm air
control feature is activatedin heating operation.
DIGITAL DISPLAY indication lamp
Displays the current settingtemperature. Only
when the air conditioneris in FAN operation, it
displays the actual roomtemperature. And
displays the malfunction codeor protection
code.
(1)
(2)
99
Outdoor unit
One-twin
One-three
One-four
One-five
1010
1111
1212
Air outlet
Air inlet
8
4
3
5
2
6
1
7

OPERATING INSTRUCTIONS
Indoor unit
Outdoor unit
Identification of parts
Indoor unit
Outdoor unit
Air outlet
One-twin
One-three
One-four
One-five
9
10. Drain hose,refrigerant connecting pipe
11.Connective cable
12. Stop valve
13. Fan hood
10
11
12
13
Indoor unit
Air outlet
Air inlet
1. Panel frame
2. Rear air intake grille
3. Front panel
4. Air Purifying filter & Air filter(behind)
5. Horizontal louver
6. LCD display window
7. Vertical louver
8. Manual control button(behind)
9. Remote controller holder
8
run ion timer def.
Display window
NOTE: The displaywindow onthe air
conditioner youpurchased maylook like
one ofthe following:
(1)

AUTO operation display
Displayed during Auto operation.
OPERATION display
Displayed when the air conditioneris in
operation.
DEFROST operation display
(For Heating & Cooling modelonly):
Displayed when the air conditionerstarts
defrosting automatically or whenthe warm
air control feature isactivated in heating
operation.
TIMER display
Displayed during Timeroperation.
CLEAN AIR display(optional)
Displayed when CLEAN AIR feature
is activated.
TURBO operation display
Displayed when select TURBO function
on cooling operation or on heating
operation.
DIGITAL DISPLAY
Displays the current settingtemper-
ature when the airconditioner is in
operation.
FAN SPEED display
Displayed the selected fanspeed:
LOW( ), MED( )and
HIGH( ).
Ion
OPERATING INSTRUCTIONS
9
Signal receptor
(2)
(3)
(4)
(5)
(6)
(7)
This display is separatedinto five zones.
The zones illuminate basedon the
compressor current frequency. For example,
higher frequency will illuminatemore zones.
Frequency indication lamp
defrostauto timer ion