Toyotomi HTN-09IV User Manual page 31

Additional refrigerant charging amount for R22, R407C, R410A and R134a
Diameter of connection pipe
Liquid pipe(mm)
6
6 or 9.52
12
16
19
22.2
Gas pipe(mm)
9.52 or 12
16 or 19
19 or 22.2
25.4 or 31.8
_
_
Outdoor unit throttle
Cooling only(g/m) Cooling and heating(g/m)
15
15
30
60
250
350
31
20
50
120
120
250
350
GB