Gree GMV-680WM/E-X Manuel D'utilisateur page 59

Below is relevant error:
Debugging
——
code
LED1
progress
Display
Code
07_Detect indoor
db
components
XXXX is the project no. of the faulted IDU. 3s later, relevant error code is displayed. For
example, IDU no. 100 has d5 error, then LED3 displays like this: 01 (2s later) 00 (2s later) d5,
and repeat again.
Elimination methods of above error can be found in Troubleshooting.
Step 12: progress 08 is "Confirm preheated compressor"
If more than 8h of preheat time is detected, system will display as below and start next
progress.
——
Debugging code Progress code
LED1
progress
Display
Code
08_Confirm
preheated db
compressor
If less than 8h of preheat time is detected, system will give error alarm and display as
below. Then press SW7 confirmation button to skip the wait time and start next progress. But
this will cause force start of the compressor, which may damage the compressor.
——
Debugging code Progress code
LED1
progress
Display
Code
08_Confirm
preheated db
compressor
Step 13: progress 09 is "Refrigerant judgments before startup"
If the refrigerant quantity inside the system meets the requirement of operation startup,
system will display as below and start next progress.
——
Debugging code Progress code
LED1
progress
Display
Code
09_Refrigerant
judgments before db
startup
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Progress code
LED2
Display
code
status status
XXXXor
Light 07 Light
LED2
Display
code
status status
Light 08 Light
LED2
Display
code
status status
Light 08 Light
LED2
Display
code
status status
Light 09 Light
Status code
LED3
Display
Code
status
System detects error in indoor
Error Light
code
Status code
LED3
Display
Code
status
Preheat time for compressor is 8h. Start
OC Light
Status code
LED3
Display
Code
status
Preheat time for compressor is less than
UO Light
Status code
LED3
Display
Code
status
System refrigerant is normal. Start next
OC Light
56
GMV DC Inverter VRF
Meaning
components.
Meaning
next progress.
Meaning
8h.
Meaning
progress.