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The Outdoor Unit does not operate at all.
Trouble 6
Does the Operating LED of indoor unit blink
when Operation's ON?
Is the Connection between indoor power
relay Pin
and terminal block No. 1 right?
Is the connection of cable between indoor
and outdoor unit right?
Is the voltage of C02J
Ass'y about AC220V / 240V when
Operation's ON?
Is the voltage of Terminal Block
outdoor Control Box about AC220V / 240V?
Is the Bridge Diode(BD01S) right?
Replace the PCB Ass'y.
NO
YES
YES
,
in outdoor PCB
YES
,
in
YES
NO
YES
Refer to the self-diagnosis function.
NO
Check the connecting state of connector
NO
Indoor
1(Brown)
2(Blue)
3(Green/YL)
4(Red)
NO
Check the Fuse of Outdoor PCB Ass'y.
NO
Check the PTC and RY-PWR.
NO
Replace the Bridge Diode.
-57-
Outdoor
1(Brown)
2(Blue)
3(Green/YL)
4(Red)
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Troubleshooting
