Fujitsu Waterstage WOYG160LJL Installation Manual page 24

HP model
Outside unit connections
Refrigeration
connections
Maximum Height Difference
Hydraulic unit connections
1 Without additional filling of R410A.
2 Taking into account a possible additional fill of refrigerant R410A (see
3 Outdoor unit over hydraulic unit and heating only / Other cases.
min.
mini mini
5 m 5 m
Heat
Pump
Outdoor unit
fig. 19 - Refrigeration connections (authorised diameters and lengths)
- 24 -
Diameter
Minimum length (L)
Maximum length (L)
1
Maximum length (L)
2
(D)
2/3
Outdoor unit
Heat Pump
Hydraulic
unit
"Liquid" valve
L L D D
"Gas" valve
Flared nut
Waterstage SHP
gas
5/8"
(D1) 5/8"
5/8"
"Additional filling", page 28 ).
"Liquid" refrigerant
connection
D2 diameter
Flared nut
"Gas" refrigerant
connection
D1 diameter
liquid
3/8"
(D2) 3/8"
5
15
30
25 / 15
3/8"
Hydraulic
unit
Flared nut
Waterstage / Installation / 2011 - EN
Flared nut