45
Check after installation
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 cause 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 volt-
age 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 specification?
It may cause malfunction or damage the parts.
Is there any obstruction in air inlet and air outlet?
It may cause insufficient cooling (heating).
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 cause insufficient cooling (heating) capacity.
Test operation
1. Preparation of test operation
• The client approves the air conditioner installation.
• 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.
•
If the ambient temperature is lower than 16Φ, the air conditioner can’t start cooling.
Содержание 10029706
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