41
+
Refrigerant lines from/to the exter-
nal unit
Symbol
Meaning
Connection
DHW cylinder flow (heating water side)
G 1¼
+
Heating water return and DHW cylinder
return
G 1¼
Heating water flow
G 1¼
1.
Equip the secondary circuit on site
with an expansion vessel and safety
assembly (in accordance with
DIN 4757).
Fit the safety assembly to the on-site
line in the heating water return (see
page 76).
2.
Connect secondary lines to the heat
pump.
!
Please note
To prevent equipment dam-
age,
connect on-site secondary
lines to the heat pump so that
they are free of load and tor-
que stresses.
Make tight hydraulic connec-
tions on the secondary side.
3.
Fill and vent secondary circuit.
Installation sequence
Connecting a secondary circuit
5604 692 GB
Installation
Содержание AWB 201.B04
Страница 88: ...88 Opening the programming unit 1 3 2 2x Troubleshooting Repairs 5604 692 GB...
Страница 89: ...89 Removing cover from programming unit if necessary 5 4 4x Troubleshooting Repairs cont 5604 692 GB Service...
Страница 90: ...90 Placing the control panel in its service position 4x 1 3 2 Troubleshooting Repairs cont 5604 692 GB...
Страница 100: ...100 C B D A Parts lists internal unit Overview of assemblies internal unit 5604 692 GB...
Страница 102: ...102 0001 0005 0006 0004 0002 0008 0003 0007 0008 Parts lists internal unit Casing internal unit cont 5604 692 GB...
Страница 139: ...139 5604 692 GB...