Waterstage WO A060LDC Series Installation And Operating Manual page 18

Air to Water Heat Pump (Split integrated DHW type)
HP model
Outdoor unit connections
Refrigeration Minimum length (L)
connections
Maximum length** (L)
Maxi. level difference (D)
Male-female adapter (reduction)
Hydraulic unit connections
** : taking into account the possible additional load of refrigeration fluid R410A (see
L
HP
figure 18 - Connecting the flared connections (Pipe diameters and permissible lengths)
- 18 -
extensa duo + 5 & 6 Comfort 5 & 6
gas
1/2"
Diameter (D1) 1/2"
5
20
15
(R1)
1/2" - 5/8"
5/8"
Outdoor unit
HP
Liquid
valve
D
Gas
valve
Flare
nut
extensa duo + 8 Comfort 8
fluid gas
1/4" 5/8"
(D2) 1/4" (D1) 5/8"
5
20
15
(R2)
none
1/4" - 3/8"
3/8" 5/8"
Flare nut
Adapter R2
(according to model)
Flare
nut
"Liquid" refrigeration connection
Diameter D2
extensa duo + 10 Comfort 10
fluid gas
1/4" 5/8"
(D2) 1/4" (D1) 5/8"
20
15
(R2)
none
1/4" - 3/8"
3/8" 5/8"
"Additional charge", page
Hydraulic unit
Adapter R1
(according to model)
"Gas" refrigeration connection
Diameter D1
Installation and operating manual "1585 - EN"
fluid
3/8"
(D2) 3/8"
5
3/8"
22).
Flare nut