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– 98 –
[L09 error]
YES
YES
NO
NO
NO
NO
Check cause of operation.
Check central controller
(including network adapter).
Defect → Replace
Check indoor P.C. board.
Defect → Replace
YES
YES
YES
YES
YES
NO
NO
Do outside devices normally work?
Are outside devices of
connector CN80 connected?
Is the central controller
[98] displayed?
Is the indoor remote controller
[L20] displayed?
Is not the multiple same central
control system addresses connected?
Is not yet capacity setting
of indoor unit set up?
Are wiring connections
to communication lines
X and Y normal?
Set capacity data of indoor unit.
(Setup item code (DN)=11)
Check indoor P.C. board.
Defect → Replace
Correct wiring connection.
Correct central control system address.
Check indoor P.C. board.
Defect → Replace
Check outside devices.
Defect → Replace
[L20 error]
[L30 error]