Daikin BRC7E61W Service Manual Page 250

  • Download
  • Add to my manuals
  • Print
  • Page
    / 266
  • Table of contents
  • TROUBLESHOOTING
  • BOOKMARKS
  • Rated. / 5. Based on customer reviews
Page view 249
SiENBE34-703 Precautions for New Refrigerant (R-410A)
Precautions for New Refrigerant (R-410A) 239
2 Temperature scale indicates the relationship between pressure and temperature in gas
saturated state.
! Differences
2 Change in pressure
2 Change in service port diameter
7. Charge hose for R-410A
! Specifications
2 Working pressure 5.08 MPa (51.8 kg/cm
2
)
2 Rupture pressure 25.4 MPa (259 kg/cm
2
)
2 Available with and without hand-operate valve that prevents refrigerant from outflow.
! Differences
2 Pressure proof hose
2 Change in service port diameter
2 Use of nylon coated material for HFC resistance
8. Charging cylinder
! Specifications
2 Use weigher for refrigerant charge listed below to charge directly from refrigerant cylinder.
! Differences
2 The cylinder can not be used for mixed refrigerant since mixing ratio is changed during
charging.
When R-410A is charged in liquid state using charging cylinder, foaming phenomenon is
generated inside charging cylinder.
(Hose with ball valve)
Can not be used
Page view 249
1 2 ... 245 246 247 248 249 250 251 252 253 254 255 ... 265 266

Comments to this Manuals

No comments