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H5 Tipe material and size
model
Tipe material
Thosphorus deoxidized copper seamless pipe /XT90 for air conditioner
Tipe size
/mm0
Las side
Piquid side
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FI:79
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I5 Vecharge of refrigerant
Xhe refrigerant recharge shall be performed as specified in the installation instructions5 Xhe adding
procedure shall be aided with a measuring meter for a specified amount of supplemented refrigerant5
880 Iuct design and installation
F5 Hount the necessary static pressure for air sending duct and air return duct and select proper model
due to static pressure5Korbidden to take the QJI JWT unit as the Pow JWT unit or use the unit without
duct5
G5 Fir sending duct and air return duct should be heat insulated5
H5 Korbidden to get air return from the ceiling directly5
Iouble4spanner
operation
J5 Vefrigerant pipe connection
Honduct flared connection work to connect all refrigerant pipes5
Xhe connection of indoor unit pipes must use double spanners5
Xhe installing torque shall be as given in the following table5
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Honnecting pipe
S5I5/mm0
Nnstalling torque
/R5m0
I5 Fdopt air return from indoor3 and forbidden air return from corridor5
J5 Korbidden to use the duct unit as the fresh air motor5
K5 Xhe selection of indoor air sending6return duct should consider the indoor air distribution5 Fir sending
hole and air return hole should be a distance to avoid the short circuit5Qeanwhile air outlet position and
direction should consider the cooling6heating effect and avoid the hot air can blow down because of the
air outlet too high5
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Содержание MRV II AV08NMVERA
Страница 112: ...112 5 Wiring connection among units ...