INSTALLATION
6 720 804 107 (2012/10)
4
Fig. 3 Position of type plate
2.4
CLEANING AND CARE
▶ If required, wipe the enclosure with a damp cloth. Never use
chemically aggressive or acidic cleaning agents.
2.5
ADDITIONAL SYSTEM COMPONENTS
• For a mid-position (Y-plan) system:
– Circulating pump; connection to PZ3
– Mid-position valve; connection to PZ1 and PZ2
– Room and/or frost thermostats (optional); connection to IZ3 and
IZ4
• For a two-port valve (S-plan) system:
– Circulating pump; connection to PZ3
– 2 x 2-port valves (with end switches); connection to PZ1 and IZ1
and to PZ2 and IZ2
– Room and/or frost thermostat (optional); connection to IZ3 and IZ4
• For heating circuits with separate heating pumps without electronic
mixing valves (e.g. downstream of low-loss header):
– Circulating pump; connection to PZ1...3
– Room thermostat (optional); connection to IZ1...3
• For domestic hot water cylinder charging circuit with separate
cylinder primary pump (e.g. downstream of low-loss header):
– Cylinder primary pump; connection to PZ1
– Cylinder temperature sensor; connection to TC1
INSTALLATION OF ADDITIONAL SYSTEM COMPONENTS
▶ Fit additional system components according to legal requirements
and the installation instructions provided.
3
INSTALLATION
3.1
INSTALLATION
WALL MOUNTING
▶ Mount the module to a wall (
Fig. 4 Wall mounting - step 1
Fig. 5 Wall mounting - step 2
Fig. 6 Wall mounting - step 3
Test values for the cylinder temperature sensor (included with the
product)
°C
°C
20
14772
56
3723
26
11500
62
3032
32
9043
68
2488
38
7174
74
2053
44
5730
80
1704
50
4608
86
1421
Table 3 Resistance vales of supplied cylinder temperature sensor.
DANGER:
Risk of electric shock!
▶ Prior to the installation of this product:
Isolate the boiler and system components from the
power supply (230 V AC).
▶ Before commissioning:
Fit the cover (
1
2
3
4
I
S
Y
0
40
50
II
60
70
max
off
6 720 804 106-03.1O
6 720 804 106-04.1O
6 mm
3,5 mm
6 mm
3.
2.*
*
~ 1,5
4.
6 720 804 106-05.1O
1.
4.
4.
6 720 804 106-06.1o
6 mm
3,5 mm
6 mm
