Fujitsu ASYA07LBCM Service Manual page 58

SERVICE PARTS INFORMATION 3
Outdoor unit Electronic Expansion Valve
( EEV )
Check Point 1 : Check Connections
Check connection of connector
( Loose connector or open cable )
RED
1 1
2 2
BLUE
3 3
CN40
ORANGE
4 4
YELLOW
5 5
WHITE
6 6
RED
1 1
BLUE
2 2
ORANGE
3 3
CN401
YELLOW
4 4
WHITE
5 5
Check Point 2 : Check Coil of EEV
Remove connector, check each winding
resistance of Coil.
Read wire
White - Red
Yellow - Red
46
Orange - Red
Blue - Red
If Resistance value is abnormal, replace EEV.
EXPANSION VALVE A
PMV
EXPANSION VALVE B
PMV
Resistance value
4
at 20°C
Check Point 3 : Check Voltage from Inverter PCB.
Remove Connector and check Voltage (DC12V)
If it does not appear, replace Inverter 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.
02-36
DC