![Gree GC201808-III Скачать руководство пользователя страница 270](http://html.mh-extra.com/html/gree/gc201808-iii/gc201808-iii_service-manual_2260766270.webp)
GREE GMV5 HR HEAT RECOVERY UNITS
266
2.2.4.112
“n9” Online IDU quantity inquiry status
Error display:
ODU mainboard will display
Error judgment condition and method:
This code is the inquiry status code. In this case, online IDU quantity can be inquired.
Possible reason:
——
Troubleshooting:
status code, no troubleshooting.
2.2.4.113
“nA” Heat pump unit
Error display:
ODU mainboard will display
Error judgment condition and method:
This code is the heating only model status code, which indicates that the system has been set to
heating only unit status. The IDUs can operate in heating mode and cooling mode.
Possible reason:
——
Troubleshooting:
status code, no troubleshooting.
2.2.4.114
“nH” Heating only model status
Error display:
ODU mainboard will display
Error judgment condition and method:
This code is the heating only model status code, which indicates that the system has been set to
heating only unit status. The IDUs can only operate in heating mode.
Possible reason:
——
Troubleshooting:
status code, no troubleshooting.
2.2.4.115
“nC” Cooling only model status
Error display:
ODU mainboard will display
Error judgment condition and method:
This code is the heating only model status code, which indicates that the system has been set to
heating only unit status. The IDUs can only operate in cooling mode.
Possible reason:
——
Troubleshooting:
status code, no troubleshooting.
2.2.4.116
“nE” Negative number code
Error display:
ODU mainboard will display
Error judgment condition and method:
This code is the negative sign, which indicates that the followed displayed data is negative number.
Содержание GC201808-III
Страница 36: ...GREE GMV5 HR HEAT RECOVERY UNITS 32 Circuit diagram of GMV Q144WM B1 F U Circuit diagram of GMV Q168WM B1 F U ...
Страница 87: ...GREE GMV5 HR HEAT RECOVERY UNITS 83 1 External Connection for Individual Units ...
Страница 92: ...GREE GMV5 HR HEAT RECOVERY UNITS 88 ...
Страница 227: ...GREE GMV5 HR HEAT RECOVERY UNITS 223 Troubleshooting ...
Страница 286: ...GREE GMV5 HR HEAT RECOVERY UNITS 282 Troubleshooting ...
Страница 314: ...GREE GMV5 HR HEAT RECOVERY UNITS 310 4 Loosen the screws on the compressor drive as shown in the figure below ...
Страница 362: ...JF00302879 ...