Midea MAW25R1YWT User manual

Window Type
version A - 10 - 2018
MAW25R1YWT
MAW18R1YWT
MAW15R1YWT
www.midea.com
USER MANUAL
en
MAW
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.
Rated voltage: 115/208/230V
Frequency: 60Hz
Capacity: 15000 ~ 25000BTU/h
version A - 10 - 2018 (PREVIEW01)

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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 an 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 wiring
regulation standards and local electric codes by qualified personnel only.
0Safety Precautions ............................................................................... 3
Operating Instructions ........................................................................ 8
Installation Instructions ..................................................................... 14
Care and Cleaning .............................................................................. 20
Troubleshooting Tips .......................................................................... 21
Remote Control Instructions ........................................................... 23
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CAUTION
Owner’s Manual

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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.
This symbol indicates the possibility of death or serious injury.
This symbol indicates the possibility of injury or damage to property.
Safety Precautions
• 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 coming fromit.
A damaged product may cause fire and electric shock.
• 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 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 power outlet or power cord if it’s 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.
WARNING
This symbol shows that this appliance used a flammable refrigerant.
If the refrigerant is leaked and exposed to an external ignition
source, there is a risk of fire.
WARNING

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• 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.
• Always use the correct amperage rated circuit and breaker.
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.
• 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 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 and Inadequate ventilation may limit the product
useful life.
• Use a cloth with mild soap and water solution to clean the appliance, do not use
harsh cleaners or chemicals. Always disconnect the unit fromthe power, and don’t
allow water to seep into the unit.
• Use caution when unpacking and installing. Sharp edges could cause injury.
• When cleaning the unit do not use excess 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
WARNING
CAUTION

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.
• If bracket is damaged, it should be replaced or repaired to prevent damage to the
unit or an unsafe condition.
• 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 a month.
Operation without filters may cause failure.
• Do not drink water drained fromthe air conditioner.
• 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.
WARNINGS (for using R32 refrigerant only)