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TEST RUN
105
ENGLISH
Display Title Cause of Error
1 0 4 *
Communication Error Between
Master Outdoor Unit and Other
Outdoor Unit
Failing to receive Slave Unit signal at main PCB
of Master Outdoor Unit
1
0
5
*
Master Outdoor Unit Fan PCB
Communication Error
Failing to receive fan signal at main PCB of
Master unit.
1 0
6
*
Master Outdoor Unit FAN IPM
Fault Error
Instant Over Current at Master Outdoor Unit
Fan IPM
1
0
7
*
Master Outdoor Unit Fan DC Link
Low Voltage Error
Master Outdoor Unit Fan DC Link Input Voltage
is under 380V
1 1 3
*
Master Outdoor Unit Liquid pipe
Temperature Sensor Error
Liquid pipe temperature sensor of Master Out-
door Unit is open or short
1 1 4
*
Master Outdoor Unit Subcooling
Inlet Temperature Sensor Error
Master Outdoor Unit Subcooling Inlet Tempera-
ture Sensor Error
1 1 5
*
Master Outdoor Unit Subcooling
Outlet Temperature Sensor Error
Master Outdoor Unit Subcooling Outlet Tem-
perature Sensor Error
1 1 6
*
Master Outdoor Unit Oil Level Sen-
sor Error
Oil Level Sensor of Master Outdoor Unit is
open or short
1 4 5 *
Master outdoor unit Main Board -
External Board communication
Error
Master outdoor unit Main Board - External
Board communication Error
1
5
1
*
Failure of operation mode conver-
sion at Master Outdoor Unit
Failure of operation mode conversion at Master
Outdoor Unit
1 5
3
*
Master Outdoor Unit Heat Exchanger
Temperature Sensor (upper part)
Fault
Master Outdoor Unit Heat Exchanger Tempera-
ture Sensor (upper part) Fault
1
5
4
*
Master Outdoor Unit Heat Exchanger
Temperature Sensor (lower part)
Fault
Master Outdoor Unit Heat Exchanger Tempera-
ture Sensor(lower part) open or short
1 8 2
*
Master outdoor unit External Board
Main-Sub Micom communication
Error
Master Outdoor Unit Main Board Main-Sub
Micom communication failed
1 9 3
*
Master Outdoor Unit Fan Heatsink
High Temperature
System is turned off by Master Outdoor Unit
Fan Heatsink High Temperature
1 9 4
*
Master Outdoor Unit Fan Heatsink
Temperature Sensor Fault
Master Outdoor Unit Fan Heatsink Temperature
Sensor open or short
HR unit related error
2 0
0
1
Searching pipe Error Failure of automatic addressing of valves
1
C +
#HR
HR unit1 Liqiud sensor error Liquid pipe sensor of HR unit open or short
2
C +
#HR
HR unit1 Sub Cooling Pipe In sen-
sor error
Sub Cooling Pipe In sensor of HR unit open or
short
3
C +
#HR
HR unit1 Sub Cooling Pipe Out sen-
sor error
Sub Cooling Pipe Out sensor of HR unit. open
or short
Outdoor unit related error
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