Midea MAW Series User manual

Window Type

version A - 09 - 2018 www.midea.com

USER MANUAL

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 the manufacturer

for details.

Frequency: 60Hz

Capacity: 5000 ~ 15000BTU/h

version A - 12 - 2018

MAW

MAW05M1BWT

MAW05R1BWT

MAW06R1BWT

MAW08R1BWT

MAW10R1BWT

MAW12R1BWT

MAW15R1BWT

Page 2

Read This Manual

Inside you’ll 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 attention to 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 intended 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.

Safety Precautions ........................................................................................ 3

Operating Instructions ................................................................................. 8

Installation Instructions .............................................................................. 19

Care and Cleaning ...................................................................................... 20

Troubleshooting Tips .................................................................................. 24

Remote Control Instructions .................................................................... 27

CAUTION

Owner’s Manual

Warranty ................................................................... 34and Return Policy ...

Page 3

Safety Precautions

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.

CAUTION

WARNING

• Plug in power cord 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 as it

may cause electric shock or fire due to overheating.

• Always ensure effective grounding.

Incorrect grounding may cause electric shock.

• Unplug the unit if you notice unusual sounds or smells, or smoke comes from it.

A damaged product may cause fire and electric shock.

• Keep firearms away from the unit.

• Ventilate room before 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 cord plug.

• Do not operate with wet hands or in very humid enviroments.

It may cause electric shock.

• Do not allow water to come into contact with any 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 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.

This symbol indicates the possibility of death or serious injury.

This symbol indicates the possibility of injury or damage to property.

This symbol shows that the operation manual should be read carefully.

This symbol shows that a service personnel should be handling this

equipment with reference to the installation manual.

WARNING

This symbol shows that this appliance uses a flammable refrigerant.

If the refrigerant is leaked and exposed to an external ignition source,

there is a risk of fire.

WARNING

CAUTION

This symbol shows that information is available such as the operating

manual or installation manual.

Page 4

WARNING

• Do not damage or use an alternate 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 center or a similarly qualified person in order to avoid a hazard.

• Do not direct airflow straight into persons 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 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, electric shock or injury.

• Stop operation and close the window during a in stormor hurricane.

Operation with windows open may cause water leakage into the room.

• Do not place obstacles around air inlets or inside of air outlet.

It may cause failure or accident.

• Do not use detergents that contain wax or thinners as it may damage the product.

Clean with a soft cloth only.

• 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 which could lead to 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 harmthe plant.

• Hold the plug by the head of the power plug when taking it out.

Otherwise, it may cause electric shock and damage.

• Ensure that the installation is properly secured to prevent the product from

potentially falling.

• Do not place heavy objects on the power cord and ensure that the cord is not

compressed.

Otherwise, there is danger of fire or electric shock.

• If water enters the unit, turn off the unit and switch off the circuit breaker. Isolate

supply by taking the power-plug out and contact a qualified service technician.

• When used near a stove or other gas burning device, be sure the roomis

properly ventilated.

Otherwise an oxygen shortage may occur.

Safety

Precautions

Page 5

Safety

Precautions

CAUTION

• Do not use for any purpose other 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 if the unit is not to be used for an extended time.

• Always insert the filters securely. Clean filter once every two weeks.

Operation without filters may cause failure.

• Do not drink water drained fromthe air conditioner.

WARNINGS (for using R32 refrigerant only)

• Do not use any means to accelerate the defrosting process or to clean the unit,

other than those recommended by the manufacturer.

• Do not use or store the appliance in spaces with potential ignition sources (for

example: open flames, an operating gas appliance or an operating electric heater).

• Do not pierce or burn refrigerant tubing. Be aware that refrigerants may not

contain an odor.

• Keep ventilation openings clear of obstruction.

• Store the appliance in a way that will prevent mechanical damage fromoccurring.

• Store the appliance in a well-ventilated area where the roomsize corresponds to

the roomarea as specified for operation.

• Any person who is involved with working on or breaking into a refrigerant circuit

should hold a current valid certificate froman industry-accredited assessment

authority, which authorizes their competence to handle refrigerants safely in

accordance with an industry recognized assessment specification.

• Servicing shall only be performed as recommended by the equipment

manufacturer. Maintenance and repair requiring the assistance of other skilled

personnel shall be carried out under the supervision of the person competent

in the use of flammable refrigerants.

• Flammable refrigerant (R32) is used within the air conditioner. When maintaining

or disposing of the air conditioner, the refrigerant (R32) shall be recovered

properly, do not discharge to air directly.

Caution: Risk of fire/

flammable materials

(Required for R32/R290 units only)

IMPORTANT NOTE:Read this manual

carefully before installing or operating

your new air conditioning unit. Make sure

to save this manual for future reference.

Page 6

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

prongs 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

connected to 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.

Safety

Precautions

Grounding type wall receptacle

Do not, under any

circumstances, cut,

remove or bypass

the grounding prong.

Power supply cord with 3-prong grounding

plug and current detection device.

Page 7

Safety

Precautions

The power supply cord contains a current

device that senses damage to the power

cord. 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. 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 is also indicated by a light

on the plug head.)

Operation of Current Device

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 to 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.

WARNING - Prevent Accidents

To reduce the risk of fire, electrical shock, or injury to persons when using your air

conditioner, follow basic precautions, including the following:

• Be sure the electrical service is adequate for the model you have chosen. This

information can be found on the serial plate, which is located on the side of the

cabinet and behind the grille.

• If the air conditioner is to be installed in a window, you will probably want to clean

both sides of the glass first. If the window is a triple-track type with a screen panel

included, remove the screen completely before installation.

• Be sure the air conditioner has been securely and correctly installed according to

the installation instructions in this manual. Save this manual for possible future use

in removing or installing this unit.

• When handling the air conditioner, be careful to avoid cuts fromsharp metal fins

on front and rear coils.

RESET

TEST

Plug in &

press RESET

Page 8

Normal Sounds

Operating Instructions

Operating

Instructions

NOTE

All the pictures in this manual are for illustrative purposes only. The actual

appearance of the air conditioner you purchased may vary slightly, but its operation

and functions will be similar.

Gurgle/Hiss

Gurgling or hissing

noises may be heard

due to refrigerant

µRZLQJWKURXJK

evaporator during

normal 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

+LJKHI´FLHQF\FRPSUHVVRUV

PD\KDYHDKLJKSLWFKHG

VRXQGGXULQJFRROLQJF\FOH

Vibration

Unit may vibrate and

PDNHQRLVHEHFDXVH

RISRRUZDOORUZLQGRZ

FRQVWUXFWLRQRU

LQFRUUHFWLQVWDOODWLRQ

Trickling Sound

'URSOHWVRIZDWHU

KLWWLQJFRQGHQVHU

during normal

RSHUDWLRQPD\FDXVH

DWULFNOLQJVRXQG

Gurgle/Hiss

Gurgling or hissing

noises may be heard

due to refrigerant

µRZLQJWKURXJK

evaporator during

normal 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

+LJKHI´FLHQF\FRPSUHVVRUV

PD\KDYHDKLJKSLWFKHG

VRXQGGXULQJFRROLQJF\FOH

Vibration

Unit may vibrate and

PDNHQRLVHEHFDXVH

RISRRUZDOORUZLQGRZ

FRQVWUXFWLRQRU

LQFRUUHFWLQVWDOODWLRQ

Trickling Sound

'URSOHWVRIZDWHU

KLWWLQJFRQGHQVHU

during normal

RSHUDWLRQPD\FDXVH

DWULFNOLQJVRXQG

MAW05M1

MAW05R1

Page 9

Normal Sounds

Operating Instructions

NOTE

All the pictures in this manual are for illustrative purposes only. The actual

appearance of the air conditioner you purchased may vary slightly, but its operation

and functions will be similar.

Gurgle/Hiss

Gurgling or hissing

noises may beheard

due to refrigerant

evaporator during

normal 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

Vibration

Unit may vibrate and

Pinging or Switching

during normal

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

UHIULJHUDQWµRZLQJ

through evaporator

during normal operation.

Operating

Instructions

MAW15R1

MAW06R1 / MAW08R1 / MAW10R1 / MAW12R1

Page 10

Air Conditioner Operation

WARNING

To reduce the risk of fire, electrical shock, personal injury or property, read the

SAFETY PRECAUTIONS before operating this appliance.

NOTE

The cooling mode 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 tripping.

TO BEGIN OPERATING THE AIR CONDITIONER, FOLLOW THESE STEPS:

1. Set 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 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 the following conditions:

Cooling Operation

Outdoor temp.: 64-109°F/18-43°C (64-125°F/18-52°C

for special tropical models)

Indoor temp.: 62-90°F/17-32°C

Heating Operation Outdoor temp.: 23-76°F/-5-24°C

Indoor temp.: 32-80°F/0-27°C

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.

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.

Operating

Instructions

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