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ENGLISH
Installation Manual 109
Display Title Cause of Error
Outdoor unit related error
5 0
1
Omitting connection of R(L1), S(L2),
T(L3) power of Master Outdoor Unit
Omitting connection of Master outdoor unit
2
Omitting connection of R(L1), S(L2), T(L3)
power of Slave1 Outdoor Unit
Omitting connection of Slave1 Outdoor Unit
3
Omitting connection of R(L1), S(L2), T(L3)
power of Slave2 Outdoor Unit
Omitting connection of Slave2 Outdoor Unit
5 1
1 Excessive capacity of indoor units
Excessive connection of indoor units compared to
capacity of Outdoor Unit
2
Excessive capacity of indoor units
from zoning branches
Excessive connection of indoor units compared to
capacity of zoning branches of HR Unit
5 2
1
Communication error : inverter PCB
→
Main PCB
Failing to receive inverter signal at main PCB of Master
Outdoor Unit
2
Communication error : inverter PCB
→
Main PCB
Failing to receive inverter signal at main PCB of Slave1
Outdoor Unit
3
Communication error : inverter PCB
→
Main PCB
Failing to receive inverter signal at main PCB of Slave2
Outdoor Unit
5 3 1
Communication error : indoor unit
→
main
PCB of Outdoor Unit
Failing to receive indoor unit signal at main PCB of
Outdoor Unit .
5 4
1
Reverse connection of R(L1), S(L2), T(L3)
power of Master Outdoor Unit
Reverse connection or omitting connection of R(L1),
S(L2), T(L3) power of Master Outdoor Unit
2
Reverse connection of R(L1), S(L2), T(L3)
power of Slave1 Outdoor Unit
Reverse connection or omitting connection of R(L1),
S(L2), T(L3) power of Slave1 Outdoor Unit
3
Reverse connection of R(L1), S(L2), T(L3)
power of Slave2 Outdoor Unit
Reverse connection or omitting connection of R(L1),
S(L2), T(L3) power of Slave2 Outdoor Unit
5 7
1
Master Outdoor Unit Communication
Error with Inverter Controller
Master Outdoor Unit Controller part cannot receive inverter
control signals (usually happens after on-boarding)
2
Slave1 Outdoor Unit Communication
Error with Inverter Controller
Slave1 Outdoor Unit Controller part cannot receive inverter
control signals (usually happens after on-boarding)
3
Slave2 Outdoor Unit Communication
Error with Inverter Controller
Slave2 Outdoor Unit Controller part cannot receive inverter
control signals (usually happens after on-boarding)
5 9 1
Error of series installation
In the case of installing smaller outdoor unit as master
unit
6 0
1
Inverter PCB EEPROM Error of Master
Outdoor Unit
Access Error of Inverter PCB of Master Outdoor Unit
2
Inverter PCB EEPROM Error of Slave1
Unit
Access Error of Inverter PCB of Slave1 Outdoor Unit
3
Inverter PCB EEPROM Error of Slave2
Unit
Access Error of Inverter PCB of Slave2 Outdoor Unit
6 7
1 Master Outdoor Unit Fan Lock Restriction of Master Outdoor Unit
2 Slave1 Outdoor Unit Fan Lock Restriction of Slave1 Outdoor Unit
3 Slave2 Outdoor Unit Fan Lock Restriction of Slave2 Outdoor Unit
6 9
1
Constant1 CT Sensor Error of Master
Outdoor Unit
Constant1 CT Sensor open or short of Master Outdoor
Unit
2
Constant1 CT Sensor Error of Slave1
Outdoor Unit
Constant1 CT Sensor open or short of Slave1 Outdoor
Unit
3
Constant1 CT Sensor Error of Slave2
Outdoor Unit
Constant1 CT Sensor open or short of Slave2 Outdoor
Unit
Test Run
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