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6. 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.
Use a dry cloth to wipe the indoor unit and remote controller.
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.
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Maintenance after a long stop period
(eg. at the beginning of the season)
Check and remove everything that might be blocking inlet and outlet vents of indoor units and outdoor 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 he power is turned on, the remote controller displays appear.
■
Maintenance before a long stop period
(eg. at the end of the season)
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.
■
Cleaning the air filter
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 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).
1
Open the air-in grill
Push the grill switches towards the middle simultaneously as indicated in Fig.6-1. 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.
2 Take out the air-in grill (together with the air filter shown in Fig.6-1
Pull the air-in grill down at 45° and lift it up to take out the grill.
3 Dismantle the air filter.
4 Clean the air filter
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.
•
The air-in side should face up when using vacuum cleaner. (See Fig. 6-3)
•
The air-in side should face down when using water. (See Fig. 6-4)
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