Installation & Owner’s Manual
10
9. MAINTENANCE
CAUTION
Before you clean the air conditioner, be sure the power supply
is off.
Check if the wiring is not broken off or disconnected.
Disconnect the power supply before cleaning and
maintenance. Use dry cloth to clean the unit.
A wet cloth may be used to clean the indoor unit if it is very
dirty.
Never use a damp cloth on the remote controller.
Do not use a chemically-treted duster for wiping or leave such
material on the unit for long.
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.
1
Open the air-in grill
2
Take out the air-in grill (together with the air filter
shown in fig.9-2).
3
Dismantle the air filter.
4
Clean the air filter
5
Re-install the air filter.
6
Install and close the air-in grill in the reverse order
of step 1 and 2 and connect the control box cables
to the corresponding terminators of the main body.
Push the grill switches towards the middle simultaneously as
indicated in
fig.9-1
. Then pull down the air-in grill.
The control box cables, which are originally connected with
the main body electrical terminators must be pulled off before
doing as indicated above.
Pull the air-in grill down at 45° and lift it up to take out the grill.
Vacuum cleaner or pure water may be used to clean the air
filter.If the dust accumulation is too heavy, please use soft
brush and mild detergent to clean it and dry out in cool place.
Caution: Do not dry out the air filter under direct sunshine
or with fire.
The air-in side should face up when using vacuum cleaner.
(See fig.9-3)
The air-in side should face down when using water.
(See fig.9-4)
Check and remove everything that might be blocking inlet and
outlet vents of indoor units.
Clean air filters and casings of indoor units.
Refer to "Cleaning the air filter" for details on how to proceed
and make sure to install cleaned air filters back in the same
position.
Turn on the power at least 12 hours before operating the unit
in order to ensure smoother operation. As soon as the power
is turned on, the remote controller displays appear.
Let the indoor units run in fan only operation for about half a
day in order to dry the interior of the units.
Clean air filters and casings of indoor units. Refer to
"Cleaning the air filter" for details on how to proceed and make
sure to install cleaned air filters back in the same position.
The air filter can prevent the dust or other particulate from
going inside. In case of blockage of the filter, the working
efficiency of the air conditioner may greatly decrease.
Therefore, the filter must be cleaned once two weeks during
long time usage.
If the air conditioner is installed in a dust place, clean the the
air filter frequent.
If the accumulated dust is too heavy to be cleaned, please
replace the filter with a new one(replaceable air filter is an
optional fitting).
Maintenance after a long stop period
(eg. at the beginning of the season)
Maintenance before a long stop period
(eg. at the end of the season)
Cleaning the air filter
fig.9-1
fig.9-2
fig.9-3