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6. Check After Installation and Test Run
6-1. Check After Installation
Check the items listed in the table below after installing the air conditioner.
6-2. Test Run
6-2-1. Before Test Run
• Do not switch on the power before installation is finished completely.
• Electric wiring must be connected correctly and securely.
• Cut-off valves of the connection tubing should be opened.
• All foreign material such as wire bits and filings must be cleared from the unit.
6-2-2. Test Run Method
• Switch on the power, then press the “ON/OFF” button on the wireless remote controller to start operation.
• Press the MODE button to select COOL, HEAT, or FAN to check whether operation is normal or not.
Items to be checked Possible malfunction
• Has it been securely mounted? • The unit may fall over, shake, or
emit noise.
• Have you done the refrigerant leakage
test?
• It may have insufficient cooling (heating)
capacity.
• Is heat insulation sufficient?
• It may cause condensation and dripping.• Is water drainage adequate?
• It may cause condensation and dripping.
• Is the voltage in accordance with the rated
voltage marked on the nameplate?
• It may cause electrical malfunction or
system damage.
• Is the electric wiring and tubing connection
installed correctly and securely?
• It may cause electrical malfunction or
system damage.
• Has the unit been connected to a secure
ground connection?
• It may cause electrical leakage or
shorting.
• Is the power cord as specified?
• It may cause electrical malfunction or
system damage.
• Is the air intake or outlet covered or
blocked?
• It may cause of insufficient cooling
(heating) capacity.
• Have the lengths of the connection tubing
and refrigerant capacity been recorded?
• The refrigerant amount may not be
correct.
10-061 SAP-KRV9AEH EN 4/27/10 4:42 PM Page 17
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