Service manual

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Turn off the power once and
turn on again.
Return to normal?
Check if
inside / outside
relay wires of outdoor
main PC board is
disconnected.
YES
Caution
Be sure to turn off power switch before connect or disconnect connector,
or parts damage may be occurred.
External factor other
than malfunction (for
example, noise etc.).
Connect the inside/ outside
relay wires correctly.
Replace outdoor main PC
board (A1P).
(V3064)
NO
NO
YES