Service manual

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(V3073)
Caution
Be sure to turn off power switch before connect or disconnect connector,
or parts damage may be occurred.
Resistance
is normal when
measured after
disconnecting the thermistor
(R8T or R10T) from the
outdoor unit PC
board. (1.8kΩ to
800kΩ)
Replace outdoor unit PC board
(A1P).
Connect the connector and turn on
again.
NO
NO
YES
YES
Connector
is connected to
X30A, of outdoor unit PC
board.(A1P)
Confirm which discharge
thermistor is abnormal using
outdoor unit "monitor mode".
(Refer to P226~227)
Replace the thermistor R8T or
R10T.