Gree GMV6 DC Inverter VRF Units Service Manual
104
No
"d9" Jumper Cap Fault
Install the jumper cap
The detection circuit may
operate improperly
Yes
Replace the main control
board
Yes
Whether the jumper cap is
incorrectly numbered?
Whether the jumper cap is properly
installed at the jump silk screen on the
main board?
Yes
No
Replace the corresponding
jumper cap
2.51 "dA" Abnormal Network Address of Indoor Unit
Fault display:
wired controller of indoor unit and receiver of indoor unit display
Fault diagnosis:
Check the indoor unit's address chip and IP address. If the address chip cannot be read, the indoor
unit's IP address is 0 and IP addresses conflict, the fault is generated.
Possible causes:
■ Outdoor units' address are assigned incorrectly;
■ Indoor unit's processing error;
■ Abnormal
address chip.
Troubleshooting:
Yes
"dA" Abnormal Network
Address of Indoor Unit
Replace the main board of
indoor unit
The main control board of
the outdoor unit may be
abnormal
Yes
Replace the main control
board
Is it an individual problem?
No
Summary of Contents for GMV6 Series
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