26
OCH688A
K Check of LEV
Turn on power supply to the outdoor unit after checking
/(9FRLOLV¿[HGWRWKH/(9ERG\VHFXUHO\
Yes
Disconnect the connector CN724 is there nor-
mal resistance to LEV coil?
No
Replace the inverter P.C. board.
Replace the LEV coil.
No
Normal
Start
Is "click - click" sound heard?
Or, do you feel vibration of the LEV coil with a hand?
Yes
L Check of inverter P.C. board
Check the outdoor fan motor.
(Refer to "10-5. . Check of outdoor fan motor".)
Is the fuse (F901) blown on the inverter
P.C. board?
Check the connection of the connectors
(CN931, CN932) of the outdoor fan motor.
If the connection is poor, correct it.
Operate the outdoor unit by starting
EMERGENCY OPERATION.
Check the LED indication on the in-
verter P.C. board.
Does the LED blink 10 times?
Replace the inverter P.C. board.
Check the corresponding parts
following LED indication.
(Refer to "10-3. HOW TO PR-
CEED "SELF-DIAGNOSIS"".)
Yes
No
Yes
(10-time blink)
No
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