1.
(1)
Do not switch on power before installation is finished completely.
(2)
Electric wiring must be connected correctly and securely.
(3)
Cut-off valves of the connection pipes should be opened.
(4)
2.
(1)
Switch on power and press "ON/OFF" button on the remote controller to start
the operation.
(2)
Check after Installation and Operation Test
Check after Installation
Items to be checked
Possible malfunction
Has the unit been fixed firmly?
The unit may drop, shake or emit noise.
Have you done the refrigerant leakage test?
It may cause insufficient cooling
(heating)
Is thermal insulation sufficient?
It may cause condensation.
Is water drainage satisfactory?
It may cause water leakage.
Is the voltage in accordance with the rated
voltage marked on the nameplate?
It may cause electric malfunction
or damage the unit.
Is the electric wiring or piping
connection installed correctly and securely?
It may cause electric malfunction
or damage the parts.
Has the unit been securely earthed?
It may cause electrical leakage.
Is the power cord specified?
It may cause electric malfunction
or damage the parts.
Is the inlet or outlet blocked?
It may cause insufficient cooling
(heating)
Is the length of connection pipes
and refrigerant capacity recorded?
The refrigerant capacity is not accurate.
Operation Test
Before Operation Test
All the impurities such as scraps and thrums must be cleared from the unit.
Operation Test Method
Press MODE button to select the COOL, HEAT (Cooling only unit is not available),
FAN to check whether the operation is normal or not.
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