– 52 –
: G
o
o
n
,
:
Flash,
:
Go off AL
T (Alter
nate):
Alter
nate flashing when there are tw
o flashing LED SIM (Sim
ultaneous):
Sim
ultaneous flashing
when there are tw
o flashing LED
(Indoor unit detected)
When this w
a
rn
ing w
as detected bef
ore g
roup constr
uction/address chec
k finish at po
w
e
r supply w
as tur
n
ed on, the mode shifts
automatically to A
U
T
O
address setup mode
.
(Remote contr
o
ller detected)
(Central contr
o
l de
vices detected)
Chec
k code indication
TCC-LINK central &
Wired remote contr
o
ller
E03
E04
E08
E11
E18
F01
F02
F10
F29
L03
L07
L08
L09
L20
L30
P01
P10
P12
P19
P31
Lamp indication
Bloc
k indication
Oper
ation
Timer
Ready
Flash
AL
T
AL
T
AL
T
SIM
SIM
SIM
SIM
SIM
SIM
SIM
AL
T
AL
T
AL
T
AL
T
AL
T
Representative def
ective position
Regular communication trouble between indoor and
remote controller
Indoor/Outdoor ser
ial trouble
Duplicated indoor addresses
Communication trouble between Application control kit and indoor unit
Regular communication trouble between
indoor header and follower units
Indoor unit, Heat e
x
changer (TCJ) trouble
Indoor unit, Heat e
x
changer (TC) trouble
Indoor unit, Room temp
. sensor (T
A) trouble
Indoor unit, other indoor P
.C
. board trouble
Duplicated setting of indoor group header unit
There is g
roup cab
le in individual indoor unit.
Unset indoor g
roup address
Unset indoor capacity
Duplicated centr
a
l control system address
Outside trouble input to indoor unit (Interlock)
Indoor unit, A
C
f
an trouble
Indoor unit, o
verflow detection
Indoor unit, DC f
an trouble
4-wa
y v
a
lv
e system trouble
Other indoor unit trouble
Explanation of trouble contents
No comm
unication from remote controller and netw
o
rk
adapter
(Also no comm
unication from centr
a
l control system)
There is trouble on serial communication between indoor and outdoor units
Same address as y
o
urs w
a
s detected.
Communication trouble between Application control kit and indoor unit P.C. board
Regular communication between indoor header and follower units is impossible,
Communication between twin header (main) and follower (sub) units is impossible.
Open/shor
t w
a
s detected on heat e
x
changer (TCJ).
Open/shor
t w
a
s detected on heat e
xchanger (TC).
Open/shor
t w
a
s detected on room temp
. sensor (T
A).
EEPROM trouble (Other trouble may be detected. If no trouble, automatic address is repeated.
There are multiple header units in a group.
When e
ven one g
roup connection indoor unit e
x
ists in individual indoor unit.
Indoor g
roup address is unset.
Capacity of indoor unit is unset.
Duplicated setting of centr
al control system address
Abnormal stop by outside trouble (CN80) input
An trouble of indoor AC fan was detected. (Fan motor thermal relay worked.)
Float s
w
itch w
o
rk
e
d
.
Indoor DC fan trouble (Over-current/Lock, etc.) was detected.
In heating operation, an trouble was detected by temp. down of indoor heat exchanger sensor.
F
o
llo
w
e
r unit in g
roup cannot oper
ate b
y
w
a
rn
ing from [E03/L03/L07/L08] of header unit.
Air conditioner operation
A
u
tomatic
Operation
reset
contin
uation
×
× × ×
×
× × ×
×
× × × ×
×
× ×
F30
ALT
Occupancy sensor trouble
Occupancy sensor trouble has been detected.
× ×
×
× × × ×
× × × × × ×
Chec
k code indication
Wired
remote
contr
o
ller
E01
E02
E09
Lamp indication
Bloc
k indication
Oper
ation
Timer
Ready
Flash
Representative def
ective position
No master remote controller
, Remote controller
comm
unication (Receiv
e
) trouble
Remote controller comm
unication (Send) trouble
Duplicated master remote controller
Explanation of trouble contents
Signal cannot be receiv
ed from indoor unit.
Master remote controller w
a
s not set.
(including 2 remote controllers)
Signal cannot be sent to indoor unit.
In 2-remote controller control, both w
ere set as master
. (Indoor master unit stops w
a
rn
ing
and f
o
llo
w
e
r unit contin
ues oper
ation.)
Air conditioner operation
A
u
tomatic
Operation
reset
contin
uation
——
——
×
Chec
k code indication
TCC-LINK
central
C05
C06
C12
P30
Lamp indication
Bloc
k indication
Oper
ation
Timer
Ready
Flash
Is not displa
y
ed.
(Common use o
f
w
ir
e
d
remote controller
, etc.)
—
By w
a
rn
ing unit
(Abo
ve
-mentioned)
Representative def
ective position
Centr
a
l control system comm
unication (send) trouble
Centr
a
l control system comm
unication (receiv
e
) trouble
Gener
al-pur
pose de
vice control interf
ace batched w
a
rn
ing
Group f
o
llo
w
er unit is def
ectiv
e
.
Explanation of trouble contents
Signal sending oper
ation of centr
a
l control system is impossib
le
.
There are m
u
ltiple same centr
al de
vices
. (AI-NET)
Signal receiving oper
ation of centr
al control system is impossib
le
.
An trouble on device connected to general-purpose device control interface of exclusive to
TCC-LINK/AI-NET
Group f
ollo
w
er unit is def
ectiv
e
.
(F
or remote controller
, abo
ve
-mentioned [
∗∗∗
] details are displa
y
ed with unit No
.
Air conditioner operation
A
u
tomatic
Operation
reset
contin
uation
——
——
——
——
NO
TE:
Even for the same contents of trouble such as communication trouble, the display of check code may differ according to detectio
n device.
When wired remote controller or central controller detects an trouble, it is not necessarily related to operation of the air co
nditioner. In this list, the check codes that outdoor unit detects are not described.
7-2-3.
Chec
k Code List (Indoor)