GMV DC Inverter VRF
54
board of each module will display:
If the quantity displayed is the same with actual quantity, then press SW7 confirmation
button on the master unit to confirm it. Unit will start next progress:
03_Confirm the
quantity of
modules
If the quantity displayed is different from actual quantity, then disconnect power and check
whether communication wire among each module is correctly connected. After the check, start
debugging again.
Step 8:
in progress 04, the quantity of IDUs needs to be confirmed manually. Main board
of each module will display:
04_Confirm the
quantity of IDUs
Quantity of
connected
IDUs
If the quantity displayed is the same with actual quantity, then press SW7 confirmation
button on the master unit to confirm it. Unit will start next progress:
04_Confirm the
quantity of IDUs
Step 9:
progress 05 is “Detect internal communication”
If no error is detected, system will display as below and then start next progress.
05_Detect
internal
communication
Detection is finished. Start next
progress.
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