Gree Ultra Heat GMV Multi VRF Series User Manual

Ultra Heat GMV Multi VRF_Heat Recovery Serial
51
Progress
LED1
LED2
LED3
Code
Display
status
Code
Display
status
Code
Display
status
05_Internal
communicatio
n detection
C2
Light
Communication between master
ODU and inverter compressor driver
has error.
C0
Light
Communication between master
ODU and IDUs has error.
Elimination methods of above errors can be found in Troubleshooting.
Step 11: Progress 06 is “Detect outdoor components”.
If no error is detected, system will display as below and then start next progress.
——
Debugging code
Progress code
Status code
Progress
LED1
LED2
LED3
Code
Display status
Code
Display status
Code
Display status
06_Detect outdoor
components
db
Light
06
Light
oC
Light
If error is detected, system will stay at current progress. Error has to be solved manually. Related
errors are:
——
Debugging Code
Progress Code
Status Code
Meaning
Progress
LED1
LED2
LED3
Code
Display
status
Code
Display
status
Code
Display
status
06_Detect
outdoor
components
Error
code
Light
System detects that outdoor
components have error.
Elimination methods of above errors can be found in Troubleshooting.
Step 12: Progress 07 is “Detect indoor components”.
If no error is detected, system will display as below and then start next progress.
——
Debugging code
Progress code
Status code
Progress
LED1
LED2
LED3
Code
Display status
Code
Display status
Code
Display status
07_Detect indoor
components
db
Light
07
Light
oC
Light
If error is detected, system will stay at current progress. Error has to be solved manually. Related
errors are:
——
Debugging Code
Progress Code
Status Code
Meaning
Progress
LED1
LED2
LED3
Code
Display
status
Code
Display
status
Code
Display
status
07_Detect
indoor
components
XXXX/
Error
code
Light
System detects error on indoor
components. XXXX means the
project code of IDU with error. 3s
later, related error code will be
displayed.
Elimination methods of above errors can be found in Troubleshooting.
Step 13: Progress 08 is “Confirm preheated compressor”.
At first, make sure that the ODU valves connecting with IDU are opening. Main board will display:

Gree Ultra Heat GMV Multi VRF Series Specifications

General

Brand	Gree
Model	Ultra Heat GMV Multi VRF Series
Category	Air Conditioner
Language	English