Gree GMV6 DC Inverter VRF Units Service Manual
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Meaning
Progress
Code
Display
Code
Display
Code
Display
05_ detect internal
communication
db ON 05 ON C2 ON
The system has detected
“communication
control and inverter
db ON 05 ON C3 ON
The system has detected
“communication
control and inverter fan
db ON 05 ON CH ON
Indoor/outdoor units’ rated
capacity ratio is too high.
db ON 05 ON CL ON
Indoor/outdoor units’ rated
capacity ratio is too low.
Refer to the part of “Troubleshooting” for the corresponding troubleshooting method.
Step 9:
The unit debugging step 06 is “outdoor unit’s parts inspection”.
If there is no abnormality in the detection, the display is below, and then it automatically enters the
next step of detection.
—
Meaning
Progress
Code
Display
Code
Display
Code
Display
06_outdoor unit’s
parts inspection
db ON 06 ON OC ON
The system detected that
there’s no fault for outdoor
unit’s parts. Then it will
automatically enter into
If an abnormality is detected, it will stay in the current state and manual troubleshooting is required.
The corresponding faults are as below:
—
Meaning
Progress
Code
Display
Code
Display
Code
06_outdoor unit’s
parts inspection
db ON 06 ON
Corresponding
error code
ON
The system detected that
there’s fault for outdoor
Refer to the part of “Troubleshooting” for the corresponding troubleshooting method.
Step 10:
The unit debugging step 07 is “indoor unit’s parts inspection”.
If there is no abnormality in the detection, the display is as below, and then it automatically enters
the next step of detection.
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