33
Cleaning the unit
1.
For the purpose of safety, turn off the air con-
ditioner and cut off the power supply.
2.
Wipe the unit with a dry cloth.
3.
If the unit is very dirty, wipe it with a wet cloth
dipped by cold water.
Note:
If you don’t use the unit for a long time,
pull out the rubber plug to drain the
inside water out (refer to figure on the
right).
TROUBLESHOOTING
To save cost of a service call, try the suggestions below to see if you can solve the problem without outside
help.
Problem Cause
Solution
Air conditioner will
not operate
- The power switch is released
- Power supply failure
- The fuse is burnt
- It doesn’t reach the set time for start
- Switch on the power
- Wait for the recovery of power supply
- Replace the fuse
- Wait or eliminate the original setting
Unit doesn’t start
when pressing
ON/OFF button
- It is not three minutes after switch
off
- Room temperature is lower than the
setting temperature
- Wait three minutes
- Reset the temperature
Wind is blowing out
but the cooling ef-
fect is bad
- Mistakes in temperature setting
- The air filter is blocked by dust
- The air inlet or outlet of the machine
is blocked
- The air conditioner is turned on in a
very hot room
- Cooling capacity is insufficient
- The doors or windows are open
- Set a proper temperature. Setting temper-
ature should be lower than ambient tem-
perature
- Clean the air filter
- Remove the obstruction
- Allow additional time to remove stored
heat from walls, ceiling, floor and furniture
- Reconfirm the required cooling capacity
with your dealer
- Close the doors and windows
Noise or vibration
- The ground is not level or flat
enough
- Place the unit on a flat, level ground if
possible
WARNING
-
Do not use gasoline, benzene, thinner or any other chemicals, or any liquid insecticide on the air con-
ditioner, as these substances may cause flaking off of the paint, cracking or deformation of plastic
parts.
-
Never attempt to clean the unit by pouring water directly over any of the surface areas, as this will
cause deterioration of electrical components and wiring insulation.
-
Never use hot water over 40°C to clean the air filter.