Carrier 40MBxC Series, Owner'S Manual

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Use the system in the following temperature for safe and
effective operation. The Max operation temperature for
the air conditioner (Cooling/Heating).
1 If air conditioner is used outside the above conditions, it
may cause the unit to function abnormally.
Table 3-1
NOTE
Optimum performance will be achieved within the
operating temperature range.
2
3
The following should be noticed to ensure economical
operation.
Adjust the air flow louver properly and avoid direct air flow to
room inhabitants.
Adjust the room temperature properly for a comfortable
environment. Avoid excessive heating or cooling.
Prevent direct sunlight during cooling operation by using
curtains or blinds.
Ventilate often. Extended use requires special attention to
ventilation.
Keep doors and windows closed. If the doors and windows
remain open, air will flow out of your room a decrease
in the cooling or heating effect.
Never place objects near the air inlet or the air outlet of the unit.
It may cause effect or stop the operation.
Set the timer .
If you don't plan to use the unit for a long time, please take the
batteries from the remote controller. When the power is on,
some energy will be consumed,even if the air conditioner isn't in
operation. So please disconnect the power to save energy.
Keep the indoor unit and remote controller at least 3 . 2 8 f t ( 1 m )
away from televisions, radios, stereos, and other similar equipment.
Fail to do so may cause static or distorted pictures.
A dirty air filter reduce cooling or heating efficiency, please
clean it once two weeks.
While the unit is in operation, you can adjust the air flow louver
to change the flow direction and naturalize the room
temperature evenly. Thus you can enjoy it more comfortably.
Set the air flow direction.
Press the SWING button to adjust the louver to the desired
position and press this button again to maintain the louver at
this position.
Adjust the air flow direction automatically.
Press the SWING button, the louver will swing automatically.
While this function is set, the swing fan of indoor unit runs;
otherwise, the swing fan doesn't run. The swing scale of every
side is 30°. When the air conditioner isn't in operation (including
when TIMER ON is set), the SWING button will be invalid.
Adjust it up and down
Fig 5-1
Fig 5-2
Adjust it up and down
Three-minute protection feature
A protection feature prevents the air conditioner from being
activated for approximately 3 minutes
when it restarts immediately after operation.
Auto-restart function
Power failure during operation will stop the unit completely.
When the power restores, the OPERATION indicator on the
tr a t s e r - o t u A ???? e h t t u o h ti w t i n u e h t r o F . g n i h s a lf s tr a t s t i n u r o o d n i
feature, push the ON/OFF button on the remote controller
to restart the operation. For the unit with the Auto-restart
feature, the unit restarts automatically with all the previous
settings preserved by the memory function.
Refrigerant Leakage Detection(optional):
With this new technology, the display area EC (if
applicable) and the LED indication lamps continue flashing
when the outdoor unit detects refrigerant leakage.
Louver Angle Memory Function(optional):
For some models, the machine is special designed with louver
angle memory function.Power failure during operation or
pressing the ON/OFF button on the remote controller stops
the unit completely.When the power restores or pressing the
ON/OFF button on the remote controller again,the unit restarts
automatically with the previous open angle of the horizontal
louver by the memory function.So we strongly recommend that
the open angle of the horizontal louver not be set too
,in case the condensed water forms and drops from the
horizontal louver. Press the Manual control button and the open
angle of the horizontal louver will the standard
angle.
,
,
imum
resulting in
a reduced heating or cooling
the
When the relative humidity in a room is high, it is
high, it is normal for condensation to form on the unit.
To help reduce condensation, close the room's doors
and windows.
ure
s
every
displays
by
low
return
the
Cooling operation
Dry operation
Heating operation
(cooling only type without)
Mode
Temperature
Outdoor
temperature
(for the models with low
temperature cooling system)
temperature
Room
32 °F~122°F (0°C ~ 50°C)
32 °F~122°F (0°C ~ 50°C)
5 °F~122°F (-15°C ~ 50°C)
5 °F~76°F (-15°C ~ 24°C ) 32 °F~86°F (0°C ~ 30°C)
(17°C ~ 32°C)
62 °F ~ 90°F
(17°C ~ 32°C)
62 °F ~ 90°F
6. AIR CONDITIONER OPERATIONS AND
PERFORMANCE
7. HINTS FOR ECONOMICAL OPERATION
8. ADJUSTING AIR FLOW DIRECTION
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