14
13
To complete the installation, perform the following checks before the trial operation.
     Strength of the installation site for both indoor and outdoor sides, confirm no obstruction of the unit air outlet or return.
     Tightness of Refrigerant piping connection and confirm no leakage
     Electric wiring connections are correctly completed and unit has been grounding connected
    Check the total length of the piping and record the volume of the additional charged refrigerant
 The power supply should comply with the rated voltage of the air conditioner
 Insulation of the pipe
 Drainage
 
6.1 FINAL CHECK LIST
Set the air conditioning under the COOLING mode with the remote controller (or manual button) and check the running status of both 
indoor unit and outdoor unit. In case of any malfunction, resolve it according to chapter “Trouble shooting” in the “Service Manual”.
Indoor unit
 Whether the buttons (such as ON/OFF, MODE, TEMPERATURE, FAN SPEED etc.) on the remote controller work well.
 Whether the louver moves normally.
 Whether the room temperature is adjusted well.
 Whether the indicator lights on the display panel are normal.
 Whether the “manual” button works well.
 Whether the drainage is normal.
 Whether there is a vibration or abnormal noise during the operation.
 Whether the indoor unit works well in COOLING or HEATING mode.
Outdoor unit
 Whether there is a vibration or abnormal noise during the operation.
 Whether the air flow, noise or condensate water generated by the air conditioner have disturb your neighborhood.
 Whether there is any refrigerant leakage.
6.3 TRAIL OPERATION
When restart the unit, there will be approximately 3 minutes delay for the compressor to run for protection.
CAUTION
6.2 MANUAL OPERATION
Manual operation can be accessed by pressing manual button
Press the manual button repeatedly to change modes as follows:
     Once = AUTO mode [heat, cool or fan, 24
°C 
and auto fan speed
.
     Twice = COOLING mode [switch to AUTO mode after 30 minutes (mainly used for trial operation)]
     Three times = OFF 
Manual Button
6. FINAL CHECK AND TRAIL OPERATION
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