Parts Names; Air Conditioner Operations And Performance - Midea MFA-18HRDN1-Q Manual

Arrange the drain hose to ensure smooth drainage.
Incomplete drainage may cause wetting of the building,
furniture etc.
Never touch the internal parts of the controller.
Do not remove the front panel. Some parts inside are
dangerous to touch, and a machine trouble may happen.
Never expose little children, plants or animals directly to
the air flow.
Adverse influence to little children, animals and plants may
result.
Do not allow a child to mount on the outdoor unit or
avoid placing any object on it.
Falling or tumbling may result in injury.
Do not operate the air conditioner when using a room
fumigation - type insecticide.
Failure to observe could cause the chemicals to become
deposited in the unit, which could endanger the health of
those who are hypersensitive to chemicals.
Do not place appliances which produce open fire in
places exposed to the air flow from the unit or under the
indoor unit.
It may cause incomplete combuston or deformation of the unit
due to the heat.
Do not install the air conditioner at any place where
flammable gas may leak out.
If the gas leaks out and stays around the air conditioner, a fire
may break out.
The appliance 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 appliance.

2. PARTS NAMES

The air conditioner consists of the indoor unit, the outdoor unit,
the connecting pipe and the remote controller. (Refer to Fig.1)
Function indicators on indoor unit display panel
This function is used to operate the unit temporarily in case you
misplace the remote controller or its batteries are exhausted.
Two modes including AUTO and FORCED COOL can be
selected through the TEMPORARY BUTTON on the display
panel. Once you push this button, the air conditioner will run in
such order: AUTO, FORCED
HEATING TEST,)OFF, and back to AUTO.
installation & owner's manual
10
Infrared signal receiver
Operation lamp
Timer indicator
PRE-DEF indicator(cooling and heating
type)
or fan only indicator(cooling only type)
Temporary button
Fig. 2-1
Display panel
COOL,(COOLING TEST
1 AUTO
The OPERATION lamp is lit, and the air conditioner will run
under AUTO mode. The remote controller operation is enabled
to operate according to the received signal.
2 FORCED COOL
The air conditioner will turn to AUTO after it is enforced to cool
with a wind speed of LOW for 30 minutes. The remote controller
operation is disabled.
3 COOLING TEST
Partial units have this function.
The function just be used during test and maintenance.
4 HEATING TEST
Partial units have this function.
The function just be used during test and maintenance.
5 OFF
The OPERATION lamp goes off. The air conditioner is OFF
while the remote controller operation is enabled.
NOTE
This manual does not include Remote Controller
Operations, see the<<Remote Controller Owner's
manual>> packed with the unit for details.
3. AIR CONDITIONER OPERATIONS AND
PERFORMANCE
Use the system in the following temperature for safe and
effective operation.The Max operation temperature for
the air conditioner.(Cooling/Heating)
Table 3-1
Temperature
Cooling operation
Heating operating
(cooling only
type without)
Dry operation 11
CAUTION
1 If air conditioner is used outside the above conditions, it may
cause the unit to function abnormally.
2 Room relative humidity should be less than 80%. If the air
conditioner is over it , the surface of the air conditioner may
condense water . Please set the vertical air flow louver to its
maximum angle (vertically to the floor), and set HIGH speed.
Optimum performance will be achieved within these
3
operating temperature range.
Three-minute protection feature
A protection feature prevents the air conditioner from being
activated for approximately 3 minutes when it restarts
immediately after operation.
Room
Outdoor
temperature
temperature
17
21 43
0 30
-5 24
43 17 30
32