20
*,Once this error occurs,need according to the troubleshooting to remove the cause of failure and then
Note:
1.
If the master unit malfunctions, the master unit stops, without impact on other units (except for flow
switch fault).
2.
If the slave unit malfunctions, only this unit stops, without impact on other units.
43
E70
Overtemperature of suction temperature sensor of System A compressor
▲
44
E71
Overtemperature of suction temperature sensor of System B compressor
▲
45
E72
Overtop Temperature difference of in and out water
*
46
E74
Over-current protection of System C compressor
▲
47
E75
Open circuit or short circuit in exhaust temperature sensor of System C compressor
48
E76
Open circuit or short circuit in coil (outlet) temperature sensor 1 of System C
49
E77
Open circuit in low-pressure sensor of System C
50
E78
Low pressure protection of System C
▲
51
E79
Open circuit or short circuit in suction temperature sensor of System C
52
E80
Running time exceeded
*
53
E81
Overtemperature of exhaust temperature sensor of System C compressor
▲
54
E82
Overtemperature of coil (outlet) temperature sensor 1 of System C
55
E83
High-pressure protection of System C
▲
56
E87
High-pressure protection of System D
▲
57
E89
Over-current protection of System D compressor
▲
58
E90
Open circuit or short circuit in exhaust temperature sensor of System D compressor
59
E91
Open circuit or short circuit in coil (outlet) temperature sensor 1 of System D
60
E92
Open circuit in low-pressure sensor of System D
61
E93
Low pressure protection of System D
▲
62
E94
Open circuit or short circuit in suction temperature sensor of System D
63
E96
Overtemperature of exhaust temperature sensor of System D compressor
▲
64
E97
Overtemperature of coil (outlet) temperature sensor 1 of System D
to electricity back on.
,They are severe protection faults.If such faults are repeated three times within 60min, the corresponding
,can be automatically restored after troubleshooting
systems fail to automatic recovery,and they must be recovered after troubleshooting in power failure.
▲
Note:
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