Toshiba MMU-UP YHP-E Series Installation Manual page 25

Check code
Outdoor unit 7-segment display
Wired remote
controller display
＊
1 : Compressor 1 side
H17 H17
＊
2 : Compressor 2 side
H25 H25
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 addres
L12 L12 01: Flow Selector unit installation trouble
L13 L13 Detected indoor unit addres
L14 L14 Detected indoor unit addres
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 : Compressor 1 side
P04 P04
＊
2 : Compressor 2 side
＊
1 : Compressor 1 side
P05 P05
＊
2 : Compressor 2 side
＊
1 : Compressor 1 side
＊
2 : Compressor 2 side
P07 P07
04: Heat sink
47-EN
Wireless remote controller
Sensor block display of receiving unit
Auxiliary code Operation
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Timer Ready Flash
Compressor trouble (Step out)
TD3 sensor miswiring
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)
SIM Duplicated indoor units with priority (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 (compressor)
Heat sink overheat trouble
ALT
Heat sink dew condensation trouble
– 24 –
Check code name Judging device
I/F
I/F
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
Compressor inverter
I/F
Compressor inverter,
I/F
48-EN