SUPER DIGITAL

[E04 error]
Does outdoor operate?
NO
Is group address setup of
remote controller correct?
NO
Check Item code [L07].
YES
YES
Are wiring in indoor unit and
1, 2, 3 inter-unit cables correct?
NO
Correct wiring and
inter-unit cables.
YES
Are wirings of
terminal blocks (1, 2, 3) normal?
NO
Correct wiring
of terminal blocks.
YES
Check indoor P.C. board.
Defect → Replace
Check outdoor P.C. board.
Defect → Replace
[E10 error]
Is there no disorder of power supply?
NO
YES
Check power supply voltage.
Correct lines.
Check and eliminate noise, etc.
Check indoor control P.C. board
(MCC-1570).
Defect → Replace
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