Fujitsu Waterstage Split Comfort 5 Series Installation Manual page 28

HP model
Outdoor unit connections
Diameter
Minimum length (L)
Refrigeration
Maximum length* (L)
connections
Maximum length** (L)
Maximum Height
Diff erence** (D)
Male-female adapter
(reduction)
Hydraulic unit connections
* : Without additional charge.
** : Including any additional fi lling (see
L
HP
Outdoor unit
fi g. 32 - Refrigeration connections (authorised diameters and lengths)
- 28 -
Model 5, 6
gas
1/2"
(D1) 1/2"
15
30
20
(R1)
1/2" - 5/8"
5/8"
"Additional fi lling", page
Unité extérieure
(depending on model)
Heat pump
Hydraulic unit
"Liquid"
valve
D
"Gas"
valve
Flared
nut
Model 8
liquid gas
1/4" 1/2"
(D2) 1/4" (D1) 1/2"
3
(R2) (R1)
1/4" - 3/8" 1/2" - 5/8"
3/8" 5/8"
30).
Module hydraulique
Flared
nut
R2 adapter
Flared
nut
"Liquid" refrigeration connection
diameter D2
Waterstage Split Comfort DHW Serie / INSTALLATION / 2125 - EN
Model 10
liquid gas
1/4" 5/8
(D2) 1/4" (D1) 5/8
3
15
30
20
(R2)
-
1/4" - 3/8"
3/8" 5/8"
R1 adapter
(depending on model)
"Gas" refrigeration connection
diameter D1
liquid
3/8
(D2) 3/8
3 m
20 m
30 m
20 m
-
3/8"
Flared
nut