Maintenance and Service
Whentheairconditioneris not GOING to beusedfor a longtime.
When it is not going to be used for
a long time.
1Operate the air conditioner at the following settings for 2 to 3 hours.
•Type of operation: Fan operation mode.(Refer to page 18.)
•This will dry out the internal mechanisms.
2Turn off the breaker.
CAUTION: Turn off the breaker when the air conditioner is not going to be used for a long time.
Dirt may collect and may cause a fire.
When the air conditioner is to be used again.
1Clean the air filter and install it in the indoor unit.
(Refer to page 24 for cleaning it.)
2Check that the air inlet and outlet of the indoor/outdoor unit are not blocked.
Check that the ground wire is
3connected correctly. It may be connect to the indoor unit side.
Helpful information
The air filters and your electiric bill.
If the air filters become clogged with dust, the cooling capacity will drop, and 6% of the electricity used to operate the air conditioner will be wasted.
OperationTips
Do not overcool the room.
This is not good for the health and wastes electricity.
Keep blinds or curtains
closed.
Do not let direct sunshine enter the room when the air conditioner is in operation.
Keep the room temperature
uniform.
Adjust the vertical and horizontal airflow direction to ensure a uniform temperature in the room.
Make sure that the doors
and windows are shut tight.
Avoid opening doors and windows as much as possible to keep the cool air in the room.
Clean the air filter | Ventilate the room |
regularly. | occasionally. |
Blockages in the air filter reduce | Since windows are kept closed, |
the airflow and lower cooling and | it is a good idea to open them |
dehumidifying effects. Clean at | and ventilate the room now and |
least once every two weeks. | then. |
Owner's Manual 25