6 720 610 576 GB (03.02)
22
Electrical connections
B Cut cable grommet to diameter of cable.
Fig. 27
B Feed cable through cable grommet and connect the
mains supply cable, see fig. 28.
B Secure cable in cable grommet by means of cable
grip.
Fig. 28
4.2 Mains Voltage external controls
connections
Fig. 29
Note: If an external timer is used then the domestic hot
water pre-heat facility can only be isolated by actuating
the ECO-button.
0
1
2
3
4
5
E
6 720 610 332-12.1R
13-14
10-12
8-9
5-7
L
N
N
LL
R
S
S
4130-14.1R
230 V R
oom Thermostat Connections
Ns
Ls
L
R
ST8
Ns
Ls
L
R
ST8
Remove Link
Neutral
Liv
e
Swit
ched Liv
e
Neutr
al
Live
Swit
ched Live
Motor
230 V Pr
ogrammer Connection
230 V r
oom thermos
t
at and
Programmer Connections
Ns
Ls
L
R
ST8
Neutral
Live
Neutr
al
Live
Swit
ched Liv
e
Motor
S
w
it
c
h
e
d
L
iv
e
Series
connection
to be made
safe
NOTE: Only double insulated controls not requiring an earth can be used
6 720 610 576 - 22.1O
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