9
TROUBLESHOOTING
Check code
Main
Outdoor 7-segment display
remote
controller
display
Auxiliary code
F01
—
—
F02
—
—
F03
—
—
F04
F04
—
F05
F05
—
F06
F06
—
F07
F07
—
F08
F08
—
F10
—
—
F12
F12
—
01: Comp. 1 side
F13
F13
02: Comp. 2 side
F15
F15
—
F16
F16
—
F23
F23
—
F24
F24
—
F29
—
—
F31
F31
—
01: Comp. 1 side
H01
H01
02: Comp. 2 side
01: Comp. 1 side
H02
H02
02: Comp. 2 side
01: Comp. 1 side
H03
H03
02: Comp. 2 side
H04
H04
—
H06
H06
—
H07
H07
—
01: TK1 sensor error
02: TK2 sensor error
H08
H08
03: TK3 sensor error
04: TK4 sensor error
—
H14
H14
01: TK1 oil circuit system error
02: TK2 oil circuit system error
H16
H16
03: TK3 oil circuit system error
04: TK4 oil circuit system error
L03
—
—
L04
L04
—
L05
—
—
L06
L06 No. of indoor units with priority
L07
—
—
L08
L08
—
L09
—
—
L10
L10
—
L20
L20
—
L28
L28
—
01: IPDU1 error
02: IPDU2 error
03: IPDU3 error
L29
L29
04: Fan IPDU error
05: IPDU1 + Fan IPDU error
06: IPDU2 + Fan IPDU error
07: All IPDU error
L30
L30 Detected indoor address
—
L31
—
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Wireless remote controller
Sensor block display
AI-NET central
of receiving unit
control display
Operation
Timer Ready Flash
¤ ¤
l
0F
¤ ¤
l
0d
¤ ¤
l
93
¤ ¤
¡
19
¤ ¤
¡
A1
¤ ¤
¡
18
¤ ¤
¡
18
¤ ¤
¡
1b
¤ ¤
l
OC
¤ ¤
¡
A2
¤ ¤
¡
43
¤ ¤
¡
18
¤ ¤
¡
43
¤ ¤
¡
43
¤ ¤
¡
43
¤ ¤
l
12
¤ ¤
¡
1C
l
¤
l
IF
l
¤
l
1d
l
¤
l
17
¤
l
l
44
¤
l
l
20
¤
l
l
d7
¤
l
l
d4
l
¤
l
44
l
¤
l
d7
¤
l
¤
96
¤
¤
¡
96
¤
¤
l
96
¤
l
¤
96
¤
¤
l
99
¤
¤
l
99
¤
¤
l
46
¤
¤
¡
88
¤
¤
¡
98
¤
¤
¡
46
¤
¤
¡
CF
¤
¤
¡
b6
—
—
25
Check code name
ALT Indoor TCJ sensor error
ALT Indoor TC2 sensor error
ALT Indoor TC1 sensor error
ALT TD1 sensor error
ALT TD2 sensor error
ALT TE1 sensor error
ALT TL sensor error
ALT TO sensor error
ALT Indoor TA sensor error
ALT TS1 sensor error
ALT TH sensor error
ALT Outdoor temp. sensor miscabling (TE, TL)
ALT Outdoor pressure sensor miscabling (Pd, Ps)
ALT Ps sensor error
ALT Pd sensor error
SIM Indoor other error
SIM Indoor EEPROM error
Compressor break down
Magnet switch error
Overcurrent relay operation
Compressor trouble (lock)
Current detect circuit system error
Comp 1 case thermo operation
Low pressure protective operation
Oil level down detective protection
Oil level detective temp sensor error
Comp 2 case thermo operation
Oil level detective circuit error
Magnet switch error
Overcurrent relay operation
SIM Indoor center unit duplicated
SIM Outdoor line address duplicated
SIM Duplicated indoor units with priority
(Displayed in indoor unit with priority)
Duplicated indoor units with priority
SIM
(Displayed in unit other than indoor unit with priority)
SIM Group line in individual indoor unit
SIM Indoor group/Address unset
SIM Indoor capacity unset
SIM Outdoor capacity unset
SIM Duplicated central control addresses
SIM Over No. of connected outdoor units
SIM No. of IPDU error
SIM Indoor outside interlock
Extended I/C error
Judging device
Indoor
Indoor
Indoor
I/F
I/F
I/F
I/F
I/F
Indoor
I/F
IPDU
I/F
I/F
I/F
I/F
Indoor
I/F
IPDU
MG-SW
Overcurrent relay
IPDU
IPDU
I/F
I/F
I/F
I/F
I/F
I/F
MG-SW
Overcurrent relay
Indoor
I/F
I/F
I/F
Indoor
Indoor, I/F
Indoor
I/F
AI-NET, Indoor
I/F
I/F
Indoor
I/F