Air Flow Selection; Maintenance - Carrier 40MB*F Owner's Manual

CAUTION
Do not try to adjust the horizontal louver by hand.
When adjusting by hand, the mechanism may not operate
properly or condensation may drip from the air outlets.
Adjust the Air Flow Direction Left and Right
Hold the knob and move the louver.
You will find knobs on the left-side and the right-side of the
blades.(Refer to Fig.5-4)
9. AIR FLOW SELECTION
Fig. 5-4
m
Open the front panel.
How to open the front panel:(Refer to Fig.7-1).
CAUTION
Before opening the front panel, be sure to stop the
operation and turn the breaker OFF.
Do not touch the metal parts on the inside of the indoor
unit, as it may result in injury.
m Select the air flow best suits you.
(Please refer to Fig. 7-2.)
When setting the air flow selection switch to _.
® The air conditioner automatically decides the appropriate
blowing pattern depending on the operating mode/situation.
Table 6-1
10. MAINTENANCE
A
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CAUTION
Before you clean the air conditioner, be sure the power
supply is off.
Check if the wiring is damaged or disconnected.
Use a dry cloth to wipe the indoor unit and remote
controller.
A wet cloth may be used to dean the indoor unit only
if it is very dirty.
Never use a damp cloth on the remote controller.
Do not use a chemically-treated duster for wiping. Never
leave cleaning material on the unit for a long.
time because it may damage or fade the surface of the unit.
Do not use benzine, thinner, polishing powder, or similar
solvents for cleaning.
These may cause the plastic surface to crack or deform.
Maintenance after a long off period
Check and remove everything that might be blocking the
inlet and outlet vents of the indoor units and outdoor units.
Clean the air filters and casings of indoor units.
Refer to "Cleaning the air filter" for details on how to
proceed and make sure to install clean air filters in the
proper position.
Turn on the power at least 12 hours before operating the
unit to ensure smoother operation. As soon as the power is
turned on, the remote controller display appear.
Maintenance before a long stop period
Let the indoor units run in fan only operation for about half
a day in order to dry the unit's interior.
Clean the air filters and casings of the indoor units. Refer to
" Cleaning the air filter" for details on how to proceed and
make sure to install clean air filters in the proper position.
At times other than _,t star_ or when
below.( Normal time.) air temperature
s low.
Air is blown from the So the air does
upper and lower air not come into
outlets for high spe- direct contact
ed cooling during with people.Air
COOL mode,and for is blown upper
filling the room with air outlet.
warm air during
HEAT mode.
® During Dry mode,so that the cold air does not come into direct
contact with people,air is blown through the upper air outlet.
When setting the air outlet selection switch to_-].
€ Regardless of the operating mode or situation,air blows from
the upper air outlet.
® Use this switch when you do not want air coming out of the
lower air outlet. (For example when occupants are sleep.)
Cleaning the air filter
In case of filter blockage, the working efficiency of the air
conditioner may greatly decrease. The air filter can prevent
the dust or other particulate from going inside.
Therefore, the filter must be cleaned once every two weeks
during long time use.
If the air conditioner is installed in a dust y place, clean the
the air filter frequently.
If the accumulated dust is too heavy to be cleaned, please
replace the filter with a new one(a replaceable air filter is an
optional fitting).
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