Gree GMV-Y96WM/A-F(U) Owner's Manual page 51

Photovoltaic Multi VRF
Step 14: progress 10 is "Status judgments of outdoor valves before startup"
If master unit displays below, status judgments are enabled.
——
progress
10_Status judgments of
outdoor valves before startup
If unit detects that valve status is not normal, it will display as below:
——
progress
10_Status judgments of
outdoor valves before startup
Then check the big and small valves whether they are fully turned on. After the check, press
SW6 return button to restart the judgments.
If unit detects that valve status is normal, it will display as below and start next progress.
——
progress
10_Status judgments of
outdoor valves before startup
Step 15: progress 11 is "Calculate refrigerant quantity manually"
No need to operate. System will start next progress.
Step 16: progress 12 is "Confirm debugging startup"
In order to make sure all preparation work is done before startup, this step is designed for
user to confirm the startup again. Operate as below:
If master unit displays as below, system is waiting for confirmation signal.
——
progress
12_Status judgments of
outdoor valves before startup
Debugging code Progress code
LED1
Display
Code code
status
db Light 10
Debugging code Progress code
LED1
Display
Code code
status
db Light 10
Debugging code Progress code
LED1
Display
Code code
status
db Light 10
Debugging code Progress code
LED1
Display
Code code
status
db Light 12
47
Status code
LED2 LED3
Display Display
Code
status status
Light ON Light
Status code
LED2 LED3
Display Display
Code
status status
Light U6 Light
Status code
LED2 LED3
Display Display
Code
status status
Light OC Light
Status code
LED2 LED3
Display
Code
status
Light AP
Meaning
Outdoor valves are
being turned on.
Meaning
Outdoor valves are not
fully turned on.
Meaning
Outdoor valves are
turned on normally.
Meaning
Display
status
Ready for units to
Blink
start debugging.