GREE GMV5E DC INVERTER VRF UNITS SERVICE MANUAL
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At last, engineering commissioning is completed when " " is displayed on "Project Debug
Completion".
Note:
During commissioning, users must listen to the operating sound of outdoor and indoor fans
and compressors to check for exceptions.
3.3.3.2.3 Commissioning Through the Portable Commissioning Tool
Step 1: Connect the Portable Commissioning Tool. Please refer to the operation manual of Portable
Commissioning Tool for the connection method.
Step 2: Setting DIP of ODU address. You must set this DIP in main control ODU. The setting code
(SA8) of main control unit shall be set to “00”. Otherwise, it is invalid.
Step 3: On the home page, press Unit Debug to enter into the page of engineering debugging.
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