Midea MWA12CR71 User manual

EasyCool Window
version A - 04 - 2017
MWA12CR71
MWA10CR71
MWA08CR71
MWA06CR71
www.midea.com
USER MANUAL
en
MWA
Warning notices: Before
using this product, please
read this manual carefully
and keep it for future
reference.
The design and
specifications are subject to
change without prior notice
for product improvement.
Consult with your dealer or
manufacturer for details.
Rated voltage: 115V
Rated power: 490 ~ 1000W
Frequency: 60Hz
Capacity: 6000 ~ 12000BTU/h

Page 2 
Read This Manual
Inside you will find many helpful hints on how to use and maintain your air conditioner
properly. Just a little preventive 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 troubleshooting tips - you should be able to fix most of them quickly
before calling service. These instructions may not cover every possible condition of
use, so common sense and care for safety is required when installing, operating and
maintaining this product.
• Contact the authorized service technician for repair or maintenance of this unit.
• Contact the installer for installation of this unit.
• The air conditioner is not intented for use by young children or infirm persons
without supervision.
• Young children should be supervised to ensure that they do not play with the air
conditioner.
• If the power cord needs to be replaced, please contact our consumer service and
look for an authorized technician.
• Electrical installation must be performed in accordance to national regulation
standards by qualified personnel only.
Owner’s Manual
0Safety Precautions ............................................................................ 3
Unit Specifications ............................................................................ 7
Operating Instructions ..................................................................... 8
Installation Instructions ................................................................... 13
Care and Cleaning ............................................................................ 18
Troubleshooting Tips ...................................................................... 19
Remote Control Operating Instructions .................................... 20
1
2
3
4
5
6
CAUTION

Page 3 
Safety Precautions
CAUTION
WARNING
Safety
Precautions
To prevent injury to the user or other people and property damage, the instructions
shown here must be followed. Incorrect operation due to ignoring of instructions may
cause harm or damage. The level of risk is shown by the following indications.
• Plug in power plug properly.
Otherwise, it may cause electric shock or fire due to excess heat generation.
• Do not modify power cord length or share the outlet with other appliances.
It may cause electric shock or fire due to overheat.
• Always ensure effective grounding.
Incorrect grounding may cause electric shock.
• Unplug the unit if strange sounds, smell, or smoke comes fromit.
A damaged product may cause fire and electric shock.
• Keep firearms away.
• Ventilate roombefore operating the air conditioner if there is a gas leakage from
another appliance.
• Do not operate or stop the unit by inserting or pulling out the power plug.
• Do not operate with wet hands or in very humid enviroments.
It may cause electric shock.
• Do not allow water to touch into electric parts.
It may cause failure or electric shock.
• Do not use the socket if it is loose or damaged.
It may cause fire and electric shock.
• Do not use or keep the power cord close to heating appliances.
It may cause fire and electric shock.
• Do not place the power cord close to heating appliances.
It may cause fire and electric shock
• Do not disassemble or modify unit.
It may cause failure and electric shock.
• Do not damage or use an unspecified power cord.
It may cause fire and electric shock.
If the power cord is damaged, it must be replaced by the manufacturer or an
authorized service centre or a similarly qualified person in order to avoid a hazard.
This symbol indicates the possibility of death or serious injury.
This symbol indicates the possibility of injury or damage to property.
WARNING

Page 4 
WARNING
• Do not direct airflow straight into people to avoid possible health hazard.
• Always install a circuit breaker and a dedicated power circuit.
Incorrect installation may cause fire and electric shock.
• Do not open the unit during operation.
It may cause electric shock.
• Do not use the power cord near flammable gas or combustibles, such as gasoline,
benzene, thinner, etc.
It may cause an explosion or fire.
CAUTION
• When the air filter is to be removed, do not touch the metal parts of the unit.
It may cause an injury.
• When the unit needs cleaning, switch off, and turn off the circuit breaker.
Do not clean unit when power is on as it may cause fire and electric shock, it may
cause an injury.
• Stop operation and close the window in stormor hurricane.
Operation with windows open may cause water leak into the room.
• Do not place obstacles around air-inlets or inside of air-outlet.
It may cause failure or accident.
• Do not use strong detergent such as wax or thinner but a soft cloth, or else risk
damaging the product.
• 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.
• Do not put a pet or house plant where it will be exposed to direct air flow.
This could injure the pet or plant.
• Hold the plug by the head of the power plug when taking it out.
It may cause electric shock and damage.
• Ensure that the installation is properly secured under risk of the product falling.
• Do not place heavy object on the power cord and ensure that the cord is not
compressed.
There is danger of fire or electric shock.
• If water enters the unit, turn the unit off at the power outlet and switch off the
circuit breaker. Isolate supply by taking the power-plug out and contact a qualified
service technician.
• Ventilate the roomwell when used together with a stove, etc.
An oxygen shortage may occur.
• Do not use for any other purpose than roomcomfort.
Do not use this air conditioner to preserve precision devices, food, pets, plants,
and art objects. It may cause deterioration.
• Turn off the main power switch when not using the unit for a long time.
• Always insert the filters securely. Clean filter once every two weeks.
Operation without filters may cause failure.
• Do not drink water drained fromair conditioner.
Safety
Precautions

Page 5 
Safety
Precautions
NOTE
The power supply cord with this
air conditioner contains a current
detection device designed to reduce
the risk of fire.
Please refer to the section Operation of
Current Device for details.
In the event that the power supply cord
is damaged, it can not be repaired.It
must be replaced with a cord fromthe
manufacturer.
WARNING - For your safety
• Do not store or use gasoline or other
flammable vapors and liquids in the
vicinity of this or any other appliance.
• Avoid fire hazard or electric shock.
Do not use an extension cord or an
adaptor plug. Do not remove any
prong fromthe power cord.
WARNING - Electrical Information
The complete electrical rating of
your new roomair conditioner is
stated on the serial plate. Refer to the
rating when checking the electrical
requirements.
• Be sure the air conditioner is
properly grounded. To minimize
shock and fire hazards, proper
grounding is important. The power
cord is equipped with a three-prong
grounding plug for protection against
shock hazards.
• Your air conditioner must be
used in a properly grounded wall
receptacle. If the wall receptacle
you intend to use is not adequately
grounded or protected by a time
delay fuse or circuit breaker, have a
qualified electrician install the proper
receptacle.
• Ensure the receptacle is accessible
after the unit installation.
• Do not run air conditioner without
outside protective cover in place.
This could result in mechanical
damage within the air conditioner.
• Do not use an extension cord or an
adapter plug.
Power supply cord with 3-prong
grounding plug and current detection
device
Do not, under any
circumstances, cut,
remove or bypass
the groundig prong.
Grounding type wall receptacle

Page 6 
The power supply cord contains a current device that senses damage to the power
cord. To test your power supply cord as follows:
1. Plug in the air conditioner.
2. The power supply cord will have TWO buttons on the plug head. Press the TEST
button, you will notice a click as the RESET button pops out.
3. Press the RESET button, again you will notice a click as the button engages.
4. The power supply cord is now supplying electricity to the unit. (On some products
this it also indicated by a light on the plug head.)
Safety
Precautions
NOTES
• Do not use this device to turn the unit on or off.
• Always make sure the RESET button is pushed in for correct operation.
• The power supply must be replaced if it fails reset when either the TEST button is
pushed, or it can not be reset. Please contact Customer Service.
• If power supply cord is damaged, it can not be repaired. It MUST be replaced with
a new cord - please contact Customer Service.
Operation of Current Device

Page 7 
Unit
Specifications
and Features
1
Unit Specifications
MODEL
MODEL
MWA06CR71
MWA06CR71
MWA08CR71
MWA08CR71
MWA10CR71
MWA10CR71
MWA12CR71
MWA12CR71
Power supply Ph-V-Hz 1Ph, 115V-, 60Hz 1Ph-115V-60Hz 1Ph-115V-60Hz 1Ph-115V-60Hz
Cooling
Capacity Btu/h 6000 8000 10000 12000
EER Btu/w.h,w/w 12.2 12.0 12.0 12.0
CEER Btu/w.h,w/w 12.1 12.0 12.0 12.0
Rated
input W 490 665 833 1000
Rated
current A 4.5 5.9 7.5 8.7
Standby
power W 0.9 0.9 1.0 1.0
Moisture removal L/h 0.7 1 1.1 1.2
Max. current A 6.5 8 9.79 11.7
Starting current A 21.0 29 35 49
Refrigerant charge (R-410A) g 380 380 540 640
Indoor air flow
(Hi/Med/Lo) CFM 147/122./101.7 224/207.5/185.2 285/257/232 300/270/244
Indoor noise level
(Hi/Med/Lo) dB(A) 56.4/54.1/51.9 58.4/55.8/53.7 59.5/58.5/57 60.5/59.3/57.7
Plug type 5-15P 5-15P 5-15P 5-15P
Control type Remote Control Remote Control Remote Control Remote Control
Operating
temperature
Indoor
(cooling/
heating)
°C 17-32/--- 17-32/--- 17-32/--- 17-32/---
°F 62-90 62-90 62-90 62-90
Outdoor
(cooling/
heating)
°C 18-43/--- 18-43/--- 18-43/--- 18-43/---
°F 64-109 64-109 64-109 64-109
Application area
(Cooling EPA) sq.ft 150-250 300-350 400-450 450-550
Dimension (W*D*H)
mm 471*400*340 471*444*340 482x545x372 482x545x372
in 18.5*15.7*13.4 18.5*17.5*13.4 19x21.5x14.6 19x21.5x14.6
Packing (W*D*H)
mm 561*452*370 561*495*370 557x586x430 557x586x430
in 22.09*17.8*14.6 22.09*19.49*14.6 21.9x23.1x16.9 21.9x23.1x16.9
Net/Gross weight
kg 20.5/23.6 22.2/25.3 27.7/31.2 32.2/35.7
lb 45.1/52.0 48.8/55.7 61.1/68.8 71.0/78.7
Window
Opening
Width
(Min/Max) in 23/36 23/36 23/36 23/36
Height
(Min/Max) in 14 14 15.5 15.5

Page 8 
NOTE
All the pictures in this manual are for illustrative purposes only. The actual shape of
the air conditioner you purchased may be slightly different, but its operations and
fuctions are similar.
NOTE
The cool circuit has an automatic 3 minutes time delayed start if the unit is turned
off and on quickly. This prevents overheating of the compressor and possible circuit
breaker tripping.
2
Operating Instructions
Normal Sounds
Air Conditioner Operation
Sound of Rushing Air
In front of the unit, you
may hear the sound of
rushing air being moved
by the fan.
High Pitched Chatter
Modern compressors may
have a high pitched sound
during cooling cycle.
Vibration
Unit may vibrate and
make noise because of
poor wall or window
construction or
incorrect installation.
Pinging or Switching
Droplets of water hitting
condenser during normal
operation may cause
pinging or swishing.
Gurgle/Hiss
Gurgling or hissing noise
may be heard due to
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through evaporator
during normal operation.
WARNING
To reduce the risk of fire, electrical shock, or injury to people or property, read the
SAFETY PRECAUTIONS before operating this appliance.
Operating
Instructions

Page 9 
To quickly begin operating the air conditioner, follow these steps:
1. Set the thermostat to the lowest number (coldest setting).
2. Set the selector control to the highest COOL setting.
3. Adjust the louver for comfortable air flow (see Air Directional Louvers).
4. Once the room feels colder, adjust the thermostat to the setting you find most
comfortable.
5. Make sure that the air flow inside and outside are not obstructed by anything.
6. This air conditioner is designed to be operated under conditions as follows:
Operating
Instructions
Cooling Operation Outdoor temp.: 18-43°C (64°F ~ 109°F)
Indoor temp.: 17-32°C (62°F ~ 90°F)
NOTES
• The relative humidity of roomshould be less than 80%. If the unit is used in a
condition with a relative humidity over 80%, there will be condensed water on the
surface of the unit.
• Performance may be reduced outside of these operating temperatures.
Before you begin, thoroughly familiarize yourself with the control panel as shown below
and all its functions, then follow the symbol for the functions you desire. The unit can be
controlled by the unit control panel alone or with the remote controller.
(ON/OFF) Button
The unit will initiate automatically the
Energy saver function under Cool, Dry,
Auto (only Auto-Cooling and Auto-Fan)
modes.
Key Pad Features
Auto
Timer
Energy
Saver
Power
Button
LED
Display
Sleep
Mode
Check
Filter
Fan
Speed
Remote
Signal
Receptor
Temp/Timer
Control
Mode
Selector
Temp/Timer
Control
NOTE
If the unit turns off unexpectedly due
to a power outage, it will restart with
its previously set fuctions when the
power resumes.

Page 10 
Operating
Instructions
(UP/DOWN) Button
Press or hold either left (-) or right (+)
button until the desired temperature is
seen on the display. This temperature will
be automatically maintained at the set
temperature, between 62°F (17°C) and
86°F (30°C). If you want the display to
read the actual room temperature, see
“To Operate on Fan Only” section.
(MODE) Button
• To choose operating mode, press
Mode button. Each time you press
the button, a mode is selected in a
sequence that goes from Auto, Cool,
Dry and Fan. The indicator light beside
will be illuminated and remains on once
the mode is selected.
• The unit will initiate automatically the
Energy Saver function under Cool, Dry,
Auto (only Auto-Cooling and Auto-
Fan) modes.
Operating on AUTO mode:
• When you set the air conditioner in
AUTO mode, it will automatically select
cooling, heating (selected models only)
or fan only operation depending on what
temperature you have selected and the
room temperature.
• The air conditioner will control room
temperature automatically to hit the
temperature set point you choose.
• In this mode, the fan speed cannot be
adjusted, it starts automatically at a speed
according to the room temperature.
Operating on FAN mode:
• Use this function only when cooling
is not desired, such as for room air
circulation or to exhaust stale air (on
some models). (Remember to open
the vent during this function, but keep
it closed during cooling for maximum
cooling efficiency.) You can choose any
fan speed you prefer.
• During this function, the display will
show the actual room temperature, not
the set temperature as in the cooling
mode.
• In Fan only mode, the temperature can
not be adjusted.
Operating on DRY mode:
• In this mode, the air conditioner will
operate in the form of a dehumidifier.
Since the conditioned space is a closed
or sealed area, some degree of cooling
will continue.
(FAN SPEED) Button
Used to select the Fan Speed in four steps
- Auto, Low, Med or High. Each time the
button is pressed, the fan speed mode
is shifted. On Dry mode,the fan speed is
controlled at low automatically.
Auto
Timer
Energy
Saver
Power
Button
LED
Display
Sleep
Mode
Check
Filter
Fan
Speed
Remote
Signal
Receptor
Temp/Timer
Control
Mode
Selector
Temp/Timer
Control