8
Dimensions and connections
35
480
945
1003
497
740
900
A
BC
D
E
F GH K
166
5
150
Fig. 1
A
Area for electrical connections
B
Heating flow
7
22 mm
C
Condensate drain
D
Heating return
7
22 mm
E
Filling/draining
F
Gas connection
7
22 mm
G
Safety valve (DHW side)
H
Cold water
7
15 mm
K
DHW
7
15 mm
Preparing the connections
Note
This boiler (IP rating: IP X4) is approved for installation
in wet rooms inside safety zone 1 in accordance with
IEEE Wiring Regulations, providing the occurrence of
hosed water can be ruled out.
Observe the IEEE Wiring Regulations.
1.
Prepare the water connections. Flush the heating
system.
2.
Prepare the gas connection.
3.
Prepare the electrical connections.
■
Power cable:
A flexible cable 3 x 1.5 mm
2
, approx. 1.5 m long
is connected in the delivered condition.
■
Cables for accessories:
2-core sheathed cable min. 0.5 mm
2
for low volt-
age
Preparing for installation
Preparing for boiler installation
5697789
Installation
Summary of Contents for Vitodens 111-W
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