
Settings to be made for this type of installation
Parameters
Access
Settings to be made See chapter
INSTALLATION
Installer level
#SYSTEM
menu
EXTENDED
If a domestic hot water looping pump
is connected to
M
A
on the terminal
block:
O.PUMP A
(1)
Installer level
#SYSTEM
menu
DHW LOOP
"Setting the parameters specific
to the installation", page 102
If safety thermostat is connected to
BL
on the connection terminal block:
IN.BL
Installer level
#PRIMARY INSTAL.P
menu
TOTAL STOP
(1) The parameter is only displayed if
INSTALLATION
parameter is set to
EXTENDED
5.8.7.
Connecting a direct heating circuit and an
independent domestic hot water tank
On
/o
ff
OT
BL
SE
xt
PCU
DHW
X20
SCU
T
S
+
B
A
B
0
-1
0
V
S
AM
B
C
4
3
2
1
2
1
+
-
S
AM
B
B
2
1
S
AM
B
A
2
1
S SYST
+
T
A
-
S ECS
S EXT
S D
EP
C
2
1
2
1
2
1
2
1
2
1
S DEP
B
2
1
C003841-C
2
2
2
5
6
7
4
1
3
A
Connect the domestic hot water looping pump
(Optional).
5. Installation
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09/07/2015 - 300026439-07