Gree GWH09ACC-K6DNA1A/I Original Instructions Manual page 68

Configuration of connection pipe
Sheet 2. Additional refrigerant charging amount for R32
Diameter of connection pipe mm
Liquid pipe
Ф6 Ф9.5 or Ф12
Ф6 or Ф9.5 Ф16 or Ф19
Ф12 Ф19 or Ф22.2
Ф16 Ф25.4 or Ф31.8
Ф19
Ф22.2
Note: The additional refrigerant charging amount in Sheet 2 is recommended
value, not compulsory.
Indoor unit throttle
Cooling only,
Gas pipe
cooling and heating
(g / m)
_
_
Outdoor unit throttle
Cooling only
(g / m)
16 12
40 12
80 24
136 48
200 200
280 280
cooling and
heating
(g / m)
16
40
96
96
200
280