Hitachi SET FREE-Serie Bedienungsanleitung Seite 45

PIPING WORK AND REFRIGERANT CHARGE
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Refrigerant pipe connection
For heat pump system (2 pipes)
Stop valve (Liquid)
Flaring
(in the field)
Liquid pipe (Ø9.52)
(field-supplied)
( * )
Gas "high/low pressure" pipe
(Ø19.05) (field-supplied)
Stop valve (Liquid)
Flaring
(in the field)
Accessory pipe
OD9.52OD12.7.
( ** )
Liquid pipe (Ø12.7)
(field-supplied)
Gas "high/low pressure" pipe
(Ø25.4) (field-supplied)
Stop valve (Liquid)
Flaring
(in the field)
Liquid pipe (Ø12.7)
(field-supplied)
Gas "high/low pressure" pipe
(Ø28.58) (field-supplied)
35 PMML0479 rev.2 - 02/2018
ras-8fsXnse
Stop valve
(High/low pressure gas)
Stop valve
(Low pressure gas)
Accessory pipe
ID22.2OD19.5
90º Elbow (field-supplied)
ras-12fsXnse
Stop valve
(High/low pressure gas)
Stop valve
(Low pressure gas)
Accessory pipe
ID22.2OD25.4
( * )
90º Elbow (field-supplied)
ras-16fsXnse
Stop valve
(High/low pressure gas)
Stop valve
(Low pressure gas)
Adapter (field-supplied)
(Ø22.2Ø28.58)
90º Elbow
(field-supplied)
ras-10fsXnse
Stop valve
(High/low pressure gas)
Stop valve (Liquid)
Flaring
(in the field)
Liquid pipe (Ø9.52)
(field-supplied)
Gas "high/low pressure" pipe
(Ø22.2) (field-supplied)
ras-14fsXnse
Stop valve
(High/low pressure gas)
Stop valve (Liquid)
Flaring
(in the field)
Liquid pipe (Ø12.7)
(field-supplied)
Gas "high/low pressure" pipe
(Ø25.4) (field-supplied)
ras-18fsXnse
Stop valve
(High/low pressure gas)
Stop valve (Liquid)
Flaring
(in the field)
Accessory pipe
OD12.7OD15.88.
( ** )
Liquid pipe (Ø15.88)
(field-supplied)
Gas "high/low pressure" pipe
(Ø28.58) (field-supplied)
Stop valve
(Low pressure gas)
Adapter (field-supplied).
( * )
90º Elbow (field-supplied)
Stop valve
(Low pressure gas)
Adapter (field-supplied)
(Ø22.2Ø25.4)
90º Elbow (field-supplied)
Stop valve
(Low pressure gas)
Adapter (field-supplied)
ID22.2OD28.58
( * )
90º Elbow
(field-supplied)