■ If you don't plan to use the unit for a long time, please disconnect power and remove the batteries from the remote
controller. When the power switch is connected, some energy will be consumed, even if the air conditioner isn't in
operation. So please disconnect the power to save energy. And please switch the power on 12 hours before you restart
the unit to ensure a smooth operation.
■ A clogged air filter will reduce cooling or heating efficiency, please clean it once two weeks.
III. 5. MAINTENANCE AND AIR FILTER CLEANING
- 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.
CAUTION
- Do not use a chemically-treated 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 benzene, thinner, polishing powder, or similar solvents for cleaning.
- These may cause the plastic surface to crack or deform.
■ 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.
- 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.
■ Motor and drain pump maintenance
(Take rear ventilated as example)
Motor maintain:
1. Remove off the ventilated panel.
2. Remove off a half of motor housing.
3. Take off the motor.
Pump maintain:
1. Screw off four screws from drain pump.
2. Plug off pump power supply and water level switch cable.
3. Take off pump.
40
Mofor
Blower housing
Ventilated panel
Fig. 5-1
Fig. 5-2
Pump