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CONTENTS
Before installing the air conditioner unit, please read the following safety precautions carefully.
SAFETY PRECAUTIONS
- Outline And Dimensions page i-ii
- Safety Precautions page 2
- Installation Diagram page 3
- Installation Of The Indoor Unit page 3
- Refrigerant Piping page 4
- Physical Data page 5
- Electrical and Wiring page 6
- Recommended Cable Sizes page 6
- Electrical Wiring Connection page 7
! Warning
• Installation and maintenance should be performed by qualified persons who are familiar with local code and
regulation, and experienced with this type of appliance.
• All field wiring must be installed in accordance with the national wiring regulation.
• Ensure that the rated voltage of the unit corresponds to that of the name plate before commencing wiring work
according to the wiring diagram.
• The unit must be GROUNDED to prevent possible hazards due to insulation failure.
• All electrical wiring must not touch the refrigerant piping, compressor or any moving parts of the fan motors.
• Confirm that the unit has been switched OFF before installing or servicing the unit.
- Special Precautions When Dealing
with R410A Unit page 9
- Vacuuming and Charging page 9
- Indicator Lights page 10
- Air Conditioner Unit Operation page 11
- Unit Operation Limits page 11
- Electrostatic Filter page 12
- Auto Random Re-Start Function page 12
- Service And Maintenance page 13
- Troubleshooting page 14
! Caution
Please take note of the following important points when installing.
• Do not install the unit where leakage of flammable gas may occur.
If gas leaks and accumulates around the unit, it may cause fire ignition.
• Ensure that the drainage piping is connected properly.
If the drainage piping is not connected properly, it may cause water leakage.
• Do not overcharge the unit.
This unit is factory pre-charged. Overcharge will cause over-current or damage to the compressor.
• Ensure that the units panel is closed after service or installation.
Unsecured panels will cause the unit to operate noisily.
• Sharp edges and coil surfaces are potential locations which may cause injury hazards. Avoid from
being in contact with these places.
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