Midea MDDM20, Owner'S Manual & Installation Manual

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Safety Precautions
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WARNING for Using R32/R290 Refrigerant
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.
Compliance 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.
The appliance shall be stored in a room without continuously operating open flames (for example an
operating gas appliance) and ignition sources (for example an operating electric heater).
Appliance should be installed, operated and stored in a room with a floor area according to the amount
of refrigerant to be charged
.
For specific information on the type of gas and the amount, please refer
to the relevant label on the unit itself.
Appliance should be installed, operated and stored in a room with a floor area larger than 4 m .
Caution: Risk of fire/
flammable materials
Explanation of symbols displayed on the unit(For the
unit adopts R32/R290 Refrigerant only):
WARNING
CAUTION
CAUTION
CAUTION
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.
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.
This symbol shows that information is available such
as the operating manual or installation manual.
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