16
Check after installation
●
Check the following requirements after finishing installation.
Test operation
1. Preparation of test operation
●
The client approves the air conditioner.
●
Specify the important notes for air conditioner to the client.
2. Method of test operation
●
Put through the power, press ON/OFF button on the remote controller to start
operation.
●
Press MODE button to select AUTO, COOL, DRY, FAN and HEAT to check
whether the operation is normal or not.
Items to be checked
Possible malfunction
Has the unit been installed firmly?
The unit may drop, shake or emit noise.
Have you done the refrigerant leakage
test?
It may casue insufficient cooling
(heating) capacity.
Is heat insulation of pipeline sufficient?
It may cause condensation and water
dripping.
Is water drained well?
It may cause condensation and water
dripping.
Is the voltage of power supply according
to the voltage marked on the
nameplate?
It may cause malfunction or damage the
parts.
Is electric wiring and pipeline installed
correctly?
It may cause malfunction or damage the
parts.
Is the unit grounded securely?
It may cause electric leakage.
Does the power cord follow the
specification?
It may cause malfunction or damage the
parts.
Is there any obstruction in the air inlet
and outlet?
It may casue insufficient cooling
(heating) capacity.
The dust and sundries caused during
installation are removed?
It may cause malfunction or damage the
parts.
The gas valve and liquid valve of
connection pipe are open completely?
It may casue insufficient cooling
(heating) capacity.
