Gree Ultra Heat GMV-V72W/A-F, Service Manual, Page: 201 / 240

Ultra Heat GMV VRF Technical Service Manual REMOTE CONTROL
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Debugging schedule 8: unit startup debugging confirmation;
Click CONFIRM to confirm unit startup debugging.
Debugging schedule 9: manual charging refrigeration operation phase;
According to system ambient temperature, the unit will select manual refrigeration charging
operation mode, usually it takes at least half an hour.
Debugging schedule 10: manual charging heating opeartion phase;
According to system ambient temperature, the unit will select manual heating charging operation
mode, usually it takes at least half an hour.
Debugging schedule 11: auto charging operation phase;
Function reserved.
Debugging schedule 12: debugging is completed.
If the engineering debugging complete mark is effective, it means the debugging is completed.
When unit debugging is completed and exiting debugging mode, click DEBUGGING COMPLETED twice
to empty relevant debugging information in the interface.
If error occur in unit debugging, eliminate it first, then restart debugging process: energize the unit
again, after outdoor unit is initialized, click START DEBUGGING. Debugging schedule 9, 10 and 11 are in
coordinating relation, the unit will execute one item of them, after that, it enters schedule 12. After the
first debugging, click DEBUGGING COMPLETED again, then unit debugging status will be: schedule 12:
debugging is completed.
After debugging is completed, click DEBUGGING COMPLETED item to empty the finished
debugging information.
5.4.6 Centralized control
It has nothing to do with user
’s selection on network tree. It controls all indoor units.