Midea MDDF-16DEN7-QA3, MDDF-20DEN7-QA3 Owner's Manual
Before operating this product, please read the instructions
carefully and save this manual for future use.
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The design and specifications are subject to change without prior notice for
product improvement. Consult with the sales agency or manufacturer for details.
Any updates to the manual will be uploaded to the service website, please check
for the latest version.
GD MIDEA AIR-CONDITIONING EQUIPMENT CO.,LTD.
Lingang Road Beijiao Shunde Foshan Guangdong People s Republic of China 528311
,
MODEL: MDDF-16DEN7-QA3
REFRIGERANT: R290/0.075kg
MODEL: MDDF-20DEN7-QA3
REFRIGERANT: R290/0.075kg
CONTENTS
SAFETY PRECAUTIONS
Warning ...........................................................................................................................................2
Caution ............................................................................................................................................2
Electrical information .......................................................................................................................4
WARNINGS (for using R290/R32 refrigerant only) ..........................................................................5
OPERATING THE UNIT
When using the unit .......................................................................................................................15
Removing the collected water ........................................................................................................16
CARE AND MAINTENANCE
Care and cleaning of the dehumidifier ...........................................................................................17
TROUBLESHOOTING TIPS
Troubleshooting tips .......................................................................................................................19
CONTROL PADS ON THE DEHUMIDIFIER
Control pads....................................................................................................................................11
Other features................................................................................................................. ...............12
IDENTIFICATION OF PARTS
Identification of parts ......................................................................................................................14
Positioning the unit .........................................................................................................................15
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 dehumidifier in the European countries, the following information
must be followed:
11
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 chart of troubleshooting tips. If you review o ur c hart o f T roubleshooting
Tips first, you may not need to call for service at all.
Read This Manual
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33
SAFETY PRECAUTIONS
Do not exceed the rating
of the power outlet or
connection device.
Do not modify power cord
length or share the outlet
with other appliances
Disconnect the power if
strange sounds, smell, or
smoke comes from it.
Otherwise, it may cause
electric shock or fire due to
excess heat generation.
It may cause electric shock
or fire due to heat generation.
It may cause fire and
electric shock.
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 electric shock
or fire.
Plastic parts may melt and
cause a fire.
It may cause electrical shock
or injury.
It may cause an explosion
or fire.
Do not operate or stop the
unit by inserting or pulling
out the power cord plug.
Do not insert or pull out
plug with wet hands.
You should never try to
take apart or repair the
unit by yourself.
Do not drink or use the
water drained from the unit.
Do not damage or use an
unspecified power cord.
Do not place the unit near
a heat source.
Before installing, cleaning,
and servicing turn off the
power and unplug the unit.
Do not use the machine near flammable
gas or combustibles, such as gasoline,
benzene, thinner, etc.
!!
!!
CAUTION
Do not use the unit in
small spaces.
Lack of ventilation can
cause overheating and fire.
Do not put in places where
water may splash onto the
unit.
Water may enter the unit and
degrade the insulation. It may
cause an electric shock or fire.
Place the unit on a level,
sturdy section of the floor.
If the unit falls over, it may
cause water to spill and
damage belongings, or cause
electrical shock or fire.
!!
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.
Always do this.
Never do this.
CAUTION
This symbol indicates the possibility of injury or damage to property.
WARNING
WARNING
It may cause bucket full protect of
the unit and cause electric shock.
Do not take the water bucket out during operation.
SAFETY PRECAUTIONS
Do not cover the intake or
exhaust openings with
cloths or towels.
A lack of air flow can lead
to overheating and fire.
Never insert your finger or
other foreign objects into grills
or openings. Take special care
to warn children of these
dangers.
Do not use in areas
where chemicals are
handled.
This will cause the unit
deterioration due to
chemicals and solvents
dissolved in the air.
Care should be taken when
using the unit in a room with
the following persons:
Infants, children, elderly people,
and people not sensitive to
humidity.
You may be injured if you
fall or if the unit falls over.
Water may spill inside the
unit, causing insulation
failure and electrical
shock or fire.
!!
!!
It may cause failure of
appliance or accident.
There is danger of fire or
electric shock.
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.
CAUTION
Do not climb up on
or sit on the unit.
If water enters the unit, turn
the unit off and disconnect the
power , contact a qualified
service technician.
!!
Do not place flower
vases or other water
container on top of
the unit.
It may cause electric shock
or failure of appliance.
CAUTION
!
This appliance can be used by children aged from 8 years and above and persons
with reduced physical, sensory or mental capabilities or lack of experience and
knowledge if they have been given supervision 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 maintenance shall not be made by children
without supervision. (be applicable for the European Countries )
This appliance is not intended for use by persons (including children) with reduced
physical ,sensory or mental capabilities or lack of experience 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. (be applicable for other countries except the
European Countries )
If the supply cord is damaged, it must be replaced by the manufacturer, its service
agent or similarly qualified persons in order to avoid a hazard.
The appliance shall be installed in accordance with national wiring regulations.
The appliance with electric heater shall have at l east 1 m eter s pace t o t he c ombustible
materials.
Contact the authorised service technician for repair or maintenance of this unit.
Do not use the socket if it is loose or damaged.
Do not operate your air conditioner in a wet room such as a bathroom or laundry room.
Do not use this product for functions other than those described in this instruction manual
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55
SAFETY PRECAUTIONS
SAFETY PRECAUTIONS
The manufactures nameplate is located on the rear panel of the unit and contains electrical
and other technical data specific to this unit.
Be sure the unit 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 unit 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(the fuse
or circuit breaker needed is determined by the maximum current of the unit. The maximum current
is indicated on the nameplate located on unit), have a qualified electrician install the proper
receptacle.
Ensure the receptacle is accessible after the unit installation.
Do not use extension cords or an adapter plugs with this unit. However, if it is necessary
to use an extension cord, use an approved Dehumidifier extension cord only (available at
most local hardware stores).
To avoid the possibility of personal injury, always disconnect the power supply to the unit,
before installing and/or servicing.
All wiring must be performed strictly in accordance with the wiring diagram located on the
middle baffle of the unit (behind of the water bucket).
Electrical Information
Contact the authorised installer for installation of this unit.
If the air conditioner is knocked over during use, turn off the unit and unplug it from the
main power supply immediately. Visually inspect the unit to ensure there is no damage.
If you suspect the unit has been damaged, contact a technician or customer service for
assistance.
In a thunderstorm, the power must be cut off to avoid damage to the machine due to
lightning.
To reduce the risk of fire or electric shock, do not use this fan with any solid-state speed
control device.
Do not run cord under carpeting. Do not cover cord with throw rugs, runners, or similar
coverings. Do not route cord under furniture or appliances. Arrange cord away from
traffic area and where it will not be tripped over.
Do not open the unit during operation.
When the air filter is to be removed, do not touch the metal parts of the unit.
Hold the plug by the head of the power plug when taking it out.
Do not use means to accelerate the defrosting process or to clean, other than
those recommended by the manufacturer.
The appliance shall be stored in a room without continuously operating
ignition sources (for example: open flames, an operating gas appliance or an
operating electric heater).
Do not pierce or burn.
Be aware that the refrigerants may not contain an odour.
C
Appliance should be installed, operated and stored in a room with a floor area
2
larger than 4 m .
ompliance with national gas regulations shall be observed.
Keep ventilation openings clear of obstruction.
The appliance shall be stored so as to prevent mechanical damage from
occurring.
A warning that the appliance shall be stored in a well-ventilated area where
the room size corresponds to the room area as specified for operation.
Any person who is involved with working on or breaking into a refrigerant
circuit should hold a current valid certificate from an industry-accredited
assessment authority, which authorises their competence to handle
refrigerants safely in accordance with an industry recognised 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.
WARNINGS (for using R290/R32 refrigerant only)
!
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.
Explanation of symbols displayed on the unit(For the unit adopts R32/R290 Refrigerant only):
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.
CAUTION
This symbol shows that the operation manual should be read carefully.
CAUTION
This symbol shows that a service personnel should be handling this
equipment with reference to the installation manual.
CAUTION
This symbol shows that information is available such as the operating
manual or installation manual.
Take note the fuse specifications
The unit s circuit board(PCB) is designed with a fuse to provide overcurrent protection. The
specifications of the fuse are printed on the circuit board, such as: T 3.15A/250V (or 350V), etc.
Note About Fluorinated Gasses
type, the amount and the CO2 equivalent in tonnes of the
fluorinated greenhouse gas(on some models), please refer to the relevant label on the
unit itself.
-Installation, service, maintenance and repair of this unit must be performed by a
certified technician.
-Product uninstallation and recycling must be performed by a certified technician.
Fluorinated greenhouse gases are contained in hermetically sealed equipment. For
specific information on the
NOTE: All the pictures in the manual are for explanation purposes only. The actual shape
of the unit you purchased may be slightly different, but the operations and functions are
the same.
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