MULTI TYPE

Check code Check code name Cause
Check code Check code name
Cause
[E08] / [96]
(AI-NET)
Duplicated indoor addresses Indoor addresses are duplicated.
[E07] / [–]
1. Indoor/outdoor communication end terminal
(AI-NET)
Indoor/Outdoor communication
circuit error
(Detected at outdoor side)
resistance setup error
2. Indoor/outdoor communication connection error
Sub-code: Duplicated indoor address
Using a wired remote controller (RBC-AMT32E), check the setup CODE No.
(DN code) 12, 13, and 14.
When there is no address duplication, check to the following flowchart.
Is setup of end
terminal resistance of
outdoor unit normal?
No
Correct setup of end terminal
resistance.
Yes
Is wire connection to
communication line
normal?
Yes
No
Correct wire connection.
Is inter-unit wire
(U1, U2) between indoor
and outdoor shortcircuited?
No
Yes
Correct short-circuit.
Is not communication
line connected to the
different outdoor
unit?
No
Yes
Correct communication line.
Is connection of
inter-unit wire between
indoor and outdoor
correct?
No
Correct communication line.
Is indoor unit quantity
connected to outdoor
unit correct?
Yes
No
Yes
Is there no error on
power wire to outdoor
unit?
Yes
Correct power wire.
No
Set up indoor address again.
Is there noise source? Yes
Is F400 (fuse) on I/F P.C.
board opened?
No
Turn on power to start operation.
No
Yes
* Check conduction with tester.
I/F P.C. board failure
However an emergent operation is
available by inserting connector to
be connected to CN01 to CN33.
Eliminate noise.
Outdoor I/F P.C. board failure
➝ Replace
196