Installation Guide

39
ODU Control Panel
Code
Content
Handling by the Machine
E015
Tho8 fault of 2# compressor discharge
temperature sensor
2# compressor stop
E016
1# compressor top temperature sensor FCo1
fault
1 # compressor stop
E017
2# compressor top temperature sensor FCo2
fault
2# compressor stop
E018
Reserved
/
E019 Reserved /
E020
Abnormal capacity distribution between IDU
and ODU
ODU stops
E021 Low pressure sensor fault ODU stops
E022 High pressure sensor fault ODU stops
E023
phase loss or reverse phase of the power
supply
ODU stops
E024 Disconnection of INV2 high pressure switch ODU stops
E025 FAN2 drive fault 2# compressor stop
E026
INV2 drive overload
2# compressor stop
E027
INV2 discharge temperature too high
2# compressor stop
E028 INV2 drive communication fault 2# compressor stop
E029 FAN2 drive communication fault 2# compressor stop
E030 INV2 drive overheat fault 2# compressor stop
E031
INV2 drive fault
2# compressor stop
E032
Insufficient pressure difference
ODU stops
E033
INV1 discharge superheat degree is too high
or too low
Restart running 30 minutes after the
ODU stops
E034
High voltage is too low
ODU stops
E035 Low voltage is too low ODU stops
E036
INV2 discharge
superheat degree is too high
or too low
ODU stops
E037 Ambient temperature exceeding limit
ODU stops, and resumes operation
when temperature returns to normal
E038 No communication between IDU and ODU ODU stops
E039 System failure
ODU stops. If low/high voltage
overload occurs 3 times in 2 hours,
reboot ODU
E104
Mismatch of ODU models
(inconsistent model parameter settings)
ODU stops
E105
Mismatch between IDU and ODU program
versions
ODU stops
ECXX indicates communication failure between IDU and ODU, and EC00 indicates IDU 0#,
and EC01 indicates IDU 1#, and so on.