Gree GMV6 DC Inverter VRF Units Service Manual
187
Step 2:
Fully open the liquid pipe valve and gas pipe valve of each module.
Step 3:
Make the complete unit enter into debugging operation by the debugging software or the
main board of outdoor unit. (see the debugging part for the specific operation).
Step 4:
When it comes to the procedure of charging refrigerant, open the refrigerant tank valve and
charge the residual refrigerant “m`”.
Step 5:
When all refrigerant has been charged, close the refrigerant tank valve and wait until the
automatic debugging for the complete unit is finished.
Step 6:
Once debugging is finished, disassemble the pressure gauge, etc., to complete the
refrigerant-charging work.
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