Mitsubishi SUZ-KA35VA - Page 92

92
m Check of LEV (Expasion valve)
(For wired remote controller use model)
Turn on power supply to the outdoor unit after checking
LEV coil is fi xed to the LEV body securely.
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
Check the outdoor fan motor.
(Refer to
i
.)
Is the fuse (F901) blown on the in-
verter P.C. board?
Check the connection of the connectors
(CN931, CN932) of the outdoor fan mo-
tor.
If the connection is poor, make it correct.
Operate the outdoor unit by starting
EMERGENCY OPERATION.
Check the LED indication on the in-
verter P.C. board.
Does the LED fl ash 10 times?
Replace the inverter P.C. board.
Check the corresponding parts
following LED indication.
(Refer to 12-3.)
Yes
No
Yes
(10-time fl ash)
No
[SUZ-KA25/35VA(H)R1.TH SUZ-KA50VAR2.TH]
n Check of inverter P.C. board
OC322G