2
2
Additional refrigerant charging amount for R410A
Diameter of connection pipe
Liquid pipe(i
n
)
Gas pipe(i
n
)
Φ1
/4
Φ1
/4
or Φ
3/8
Φ
3/8
or Φ1
/2
Φ1/
2
Φ
5/8
Φ3
/4
Φ
7/8
Φ5
/8
or Φ3
/4
Φ3
/4
or Φ7
/8
Φ1 or Φ1
_
_
Cooling only(g/m) Cooling and heating(g/m)
15
15
30
60
250
250
350
350
120
120
50
20
Outdoor unit throttle
Configuration of connection pipe
/
1 4
