Gree TERRA09HP230V1A Installation, Service & Troubleshooting page 46

5. Begin adding additional refrigerant
Open the low side manifold valve to begin the charging
process. Unit should be charged in liquid state.
6. Charge to the correct weight
If the scale was zeroed with the refrigerant tank on the
scale, the amount added to the system will be a nega-
tive amount since it was removed from the tank. After
the proper amount of refrigerant has been weighed in,
close the low side manifold valve.
3. Remove refrigerant tank
Close the tank valve, then carefully remove the hose
and adapter. Replace the suction port cap on the out-
door unit suction valve. If this is a new installation,
follow proper procedure in opening vales.
46
Refrigerant Charging Procedure, cont.