Check code
Outdoor unit 7-segment display
Wired remote
controller display
J02
─
J03
─
J10
J10
Detected indoor unit address
J11
─
J29
─
Detected indoor unit address
J30
J30
*Not displayed depending on the DN code (I.DN) setting
J31
─
L02
L02
Detected indoor unit address
L03
─
L04
L04
L05
─
L06
L06
No. of indoor units with priority
L07
─
L08
L08
L09
─
L10
L10
L11
L11
Detected indoor unit address
L12
L12
01: Flow Selector unit installation trouble
L13
L13
Detected indoor unit address
L14
L14
Detected indoor unit address
L17
L17
L18
L18
Detected indoor unit address
L20
─
L22
─
01: Duplication of Flow Selector unit address
L24
L24
02: Indoor unit operation mode priority setting
L28
L28
L29
L29
*1 Inverter quantity information
L30
L30
Detected indoor unit address
─
L31
P01
─
P03
P03
1 : Comp. 1 side
P04
P04
2 : Comp. 2 side
1 : Comp. 1 side
P05
P05
2 : Comp. 2 side
1 : Comp. 1 side
2 : Comp. 2 side
P07
P07
04: Heat sink
P10
P10
Detected indoor unit address
P11
P11
P12
─
P13
P13
01: TS condition
P15
P15
02: TD condition
53-EN
Sensor block display of receiving unit
Auxiliary code
Operation
─
─
─
─
─
─
─
─
─
─
─
─
─
─
─
─
─
─
─
─
─
─
– 27 –
Wireless remote controller
Timer
Ready
Flash
SIM
Communication trouble between control boards in Flow Selector unit
SIM
Duplicated Flow Selector unit addresses
SIM
Flow Selector unit overflow trouble
SIM
Flow Selector unit temperature sensor (TCS) trouble
SIM
Refrigerant leak detection sensor trouble
SIM
Refrigerant leak detection
SIM
Refrigerant leak detection sensor exceeding its life of the product
Model mismatch of indoor and outdoor unit
SIM
Indoor unit incompatible with A2L (R32) refrigerant
SIM
Indoor unit centre unit duplicated
SIM
Outdoor unit 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 unit group/Address unset
SIM
Indoor unit capacity unset
SIM
Outdoor unit capacity unset
SIM
Flow Selector unit not connected
SIM
Flow Selector unit system trouble
SIM
Safety device setting unmatch
SIM
Safety device nonconformity
SIM
Outdoor unit type mismatch trouble
SIM
Flow Selector unit trouble
SIM
Duplicated central control addresses
There is a DX-kit (heat source capacity command) non-compliant machine in
SIM
the group (DDC control, TA control and TF control are mixed)
SIM
Flow Selector unit setting trouble
SIM
Too many outdoor units connected
SIM
No. of inverter trouble
SIM
Indoor unit outside interlock
─
Extended I/C trouble
ALT
Indoor fan motor trouble
ALT
Discharge temp. TD1 trouble
ALT
High-pressure SW system operation
Phase missing detection/Power failure detection
ALT
Inverter DC voltage trouble (comp.)
Heat sink overheat trouble
ALT
Heat sink dew condensation trouble
ALT
Indoor unit overflow trouble
ALT
Outdoor heat exchanger freezing trouble
ALT
Indoor unit fan motor trouble
ALT
Outdoor liquid back detection trouble
ALT
Gas leak detection
Check code name
Judging device
Indoor unit
Indoor unit
Indoor unit
Indoor unit
Indoor unit
Indoor unit
I/F
Indoor unit
I/F
I/F
I/F
Indoor unit
Indoor unit, I/F
Indoor unit
I/F
I/F
I/F
I/F
I/F
I/F
I/F
Indoor unit
Indoor unit
I/F
I/F
I/F
Indoor unit
I/F
Indoor unit
I/F
Inverter
I/F
Inverter, I/F
Indoor unit
I/F
Indoor unit
I/F
I/F
54-EN