Fujitsu AS*A09LKC Service Instructions Manual page 53

SERVICE PARTS INFORMATION 3
Outdoor Unit Electronic Expansion Valve (EEV)
Check Point 1 : Check Connections
Check connection of connector
( Loose connector or open cable )
AO*R09LKC
Red
1 1
Green
2 2
Orange
CN600
3 3
Yellow
4 4
White
5 5
Check Point 2 : Check coil of EEV
Remove connector, check each winding resistance of Coil.
AO*R09LKC
Read wire
Red - Green
Red - Orange
Red - Yellow
Red - White
If Resistance value is abnormal, replace EEV.
Check Point 3 : Check voltage from Inverter 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 Inverter PCB.
PMV
EXPANSION VALVE COIL
Resistance value
46 4
at 20°C
AO*R12LKC
Red
1 1
Brown
2 2
Orange
CN40
3 3
Yellow
4 4
White
5 5
EXPANSION VALVE COIL
AO*R12LKC
Read wire
Red - Brown
46
Red - Orange
Red - Yellow
Red - White
DC
02-31
PMV
Resistance value
4
at 20°C