4
This is Not Abnormal
•
Odour from Indoor Unit
Unpleasant odour diffuses from indoor unit after a long period of shutdown. Clean the air filter and panels or allow a good
ventilation.
•
Sound from Deforming Parts
When start or stop the system, a sound might be heard. However, this is due to thermal deformation of plastic parts. It is not
abnormal.
•
Steam from Outdoor Heat Exchanger
During defrosting operation, ice on the outdoor heat exchanger melts resulting in steam.
• Dew on Air Panel
When the cooling operation continues for a long period of time under high humidity conditions, dew can form on the air panel.
• Refrigerant Flow Sound
While the system is being started or stopped, the refrigerant flow sound may be heard.
Filter Cleaning
!
CAUTION
Turn OFF the main power switch before taking filter out.
1
Take out the filter
Remove the fixed screws of the filter and pull the filter down along the rail of the flange as indicated in the figure below.
Air inlet flange
Screws
Air filter
2
Clean the filter
Clean the air filter with a vacuum cleaner or clean water.
a.
Use a vacuum cleaner with the air inlet side facing the nozzle of the vacuum.
b.
Use clean water with the air inlet back side facing the faucet.
If there is more dirt on the air filter, please use a soft brush and neutral detergent to clean it and the dry the water and set it in
a cool place to dry.
!
CAUTION
•
Do not use hot water with a temperature higher than 40ºC.
•
Do not use light oil essence, diluent, powder or other similar solvents for cleaning.
• Air filter can remove dust or other particles in the air. If blocked, the performance of air conditioner will be greatly reduced. therefore,
during long-term use, always clean the air filter.
• If the indoor machine is installed in the place with a lot of air dust, the frequency of cleaning the air filter should be increased.
3
Reinstall the filter
Reinstall the air filter in the reverse order of the steps described above.
OPERATION MANUAL
HO2019290HA
9
EN