Gree GMV-680WM/E-X Manuel D'utilisateur page 55

Debugging
——
code
LED1
progress
Display
Code
status
db light
10_Status
judgments of
db light
outdoor valves
before startup
db light
11_Calculate
refrigerant
db light
quantity
manually
db light
12_Confirm
debugging
db light
startup
—— ——
13_
—— ——
14_
db light
db light
db light
15_Cooling
db light
debugging
db light
db light
db light
db light
16_Heating
db light
debugging
db light
17_Debugging
01~04 light
finished
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Description of each stage of debugging progress
Progress code Status code
LED2 LED3
Display
code Code
status
10 light ON
10 light U6
10 light OC
11 light AE
12 light AP
12 light AE
—— —— ——
—— —— ——
15 light AC
15 light Error code
15 light J0
15 light U9
15 light XXXX/U8
16 light AH
16 light Error code
16 light J0
16 light U9
16 light XXXX/U8
OF light OF
52
GMV DC Inverter VRF
Meaning
Display
status
light Outdoor valves are being turned on.
light Outdoor valves are not fully turned on.
light Outdoor valves are turned on normally.
Calculate the refrigerant quantity
manually and confirm the perfusion
light status of refrigerant (the quantity of
refrigerant added into the system must
be recorded accurately).
blink Ready for units to start debugging.
Manual calculation of refrigerant
light
quantity is set up.
——
no meaning.
——
no meaning.
Debugging is enabled in cooling mode
light (debugging mode, auto-selected by
system).
Error occurs during debugging in
light
cooling mode.
Error of other modules occurs during
light
debugging in cooling mode.
Outdoor pipeline and valves are not
light
normal.
System detects error in indoor pipeline.
XXXX is the project no. of the faulted
IDU. 3s later, error code U8 is
light displayed. For example, IDU no. 100
has U8 error, then LED3 displays like
this: 01 (2s later) 00 (2s later) U8, and
repeat again.
Debugging is enabled in heating mode
light (debugging mode, auto-selected by
system).
Error occurs during debugging in
light
heating mode.
Error of other modules occurs during
light
debugging in heating mode.
Outdoor pipeline and valves are not
light
normal.
System detects error in indoor pipeline.
XXXX is the project no. of the faulted
IDU. 3s later, error code U8 is
light displayed. For example, IDU no. 100
has U8 error, then LED3 displays like
this: 01 (2s later) 00 (2s later) U8, and
repeat again.
Debugging is finished. System is on
standby condition. LED1 displays
light
module address. LED2 and LED3
display "OF".