SERVICE PARTS INFORMATION 14
Indoor Unit Electronic Expansion Valve
(EEV)
Check Point 2 : Check Coil of EEV
Remove connector, check each winding resistance of Coil.
If Resistance value is abnormal, replace EEV.
Read wire
200 ± 10%
Resistance value (20°C)
Check Point 1 : Check Connections
Check Connectors (Loose connector or open cable.)
Duct Small Wall mount
Cassette
Wall mount
Floor/ Ceiling, Ceiling
Check Point 3 : Check Voltage from Controller PCB
Remove Connector and check Voltage (DC12V).
>> If it does not appear, replace Controller PCB.
Check Point 4 : Check Noise at start up
Turn on Power and check operation noise.
>> If an abnormal noise does not show, replace Controller PCB.
DC
04-109
White - Red
Orange - Red
Yellow - Brown
Blue - Brown
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