Toshiba RAV-GM562ATP-TR Service Manual page 57

Check Outdoor
code LED display
[E04] —
Check and troubleshooting
(Item without special mention Indicates part of outdoor unit.)
[Indoor/Outdoor communication error]
Is setting of group address
of remote controller correct?
YES
Are inner wiring and indoor/outdoor
control wires (1, 2, 3) correct?
YES
Are wiring of terminal blocks (1, 2, 3) correct?
YES
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NO
Check CODE No. [14].
Refer to "10 ADDRESS SETUP"
NO
Correct wiring indoor/outdoor
control wires
NO
Correct wiring of connectors
and terminal blocks.
Check outdoor P.C. board.
Defect → Replace