– 172 –
[L06]
Sub-code: ammount of indoor units with priority
[L07]
Ye s
Ye s
No
No
Check code CauseCheck code name
Check code CauseCheck code name
Duplicated indoor units with priority
(Displayed on the indoor units other than
ones with priority and on the outdoor unit)
Two or more indoor units with priority are
duplicated.
A group line is connected to an individual indoor
unit.
When priority is given to two or more indoor units, this check code is displayed on indoor units other than the units
set as prior ones and the outdoor unit.
• As only one indoor unit with priority is valid, change the setup.
A group line exists in an individual
indoor unit
Is there group cabling?
There is individual indoor
unit.
Check the addresses of setup
CODE No. 12, 13, and 14.
Correct indoor group address.
Check indoor P.C. board.
Failure → Replace
[L05]
Check code CauseCheck code name
Duplicated indoor units with
priority
(Displayed on indoor unit with
priority)
This check code is displayed on the indoor unit set as a prior one when two or more prior indoor units are detected.
• Priority setup with two or more units is not available. As only one indoor unit with priority is valid, change the
setup.
Two or more prior indoor units exist.
[L08]
No
No
Ye s
Ye s
[L09]
[L10]
Check code Cause
Check code name
Check code CauseCheck code name
Check code CauseCheck code name
I/F P.C. board A'ssy service for the outdoor unit is common to this series. A setup for model selection different
from that for P.C. board with trouble is necessary. Set up a model based upon the P.C. board A'ssy exchange
procedure.
Indoor unit address is unset
Indoor group / address unset
Indoor unit's capacity is unset
Indoor capacity unset
On the outdoor IF P.C. board for service, the model
selecting jumper has not been set up so as to
match with the model.
Outdoor capacity unset
Are powers of all the
indoor units turned on?
Are capacity setups of
indoor units unset?
Turn on the power of indoor units.
Turn on the power of outdoor
unit again.
Set up capacity data of indoor unit.
(Setup CODE No. (DN) = 11)
Check indoor P.C. board.
Defect → Replace
Re-execute address setup.
(Refer to "Address setup".)
Disconnect connectors
between [U1, U2] and [U3, U4].
Clear addresses.
(Refer to "Address clear".)
Note) This code is displayed when the power is turned on at the first time after installation. (Because the address
is not yet set up)
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