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Troubleshooting by Indication on the Remote Controller
93
Troubleshooting
Return to normal?
YES
Caution
Be sure to turn off the power switch before
connecting or disconnecting connectors, or parts
may be damaged.
External factor
other than error
(for example,
noise etc.).
Connect the
inside/outside
relay wires
correctly.
Replace the
outdoor unit main
PCB.
NO
Check if
inside / outside
relay wires of outdoor
unit main PCB is
disconnected.
YES
Turn OFF the power once
and turn ON again.
NO