Daitsu DS-18UIAK Manual Del Usuario página 51

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Configuration of connection pipe and additional volume of refrigerant
Sheet 2. Additional refrigerant charging amount for R22 R407C R410A
and R134a
Diameter of connection pipe mm
Liquid pipe Gas 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,
cooling and heating
(g / m)
20
50
100
170
- 250
- 350
- 29 -
Outdoor unit throttle
Cooling only Cooling and
(g / m) heating (g /
m)
15 20
15 50
30 120
60 120
250 250
350 350