Electrical Installation - Vaillant ecoTEC pure VCW 206/7-2 Installation And Maintenance Instructions Manual

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5 Installation
Alternatives 3 / 3
3.
If required, install the connection piece for the
separate air/flue gas ducting, 80/80 mm diameter.
(→ Page 14)
5.5.2.1 Removing the connection piece for the
air/flue pipe
B
A
1.
Insert a screwdriver into the gap between the measur-
ing points.
2.
Press the screwdriver carefully down.
3.
Turn the connection piece anticlockwise as far as it will
go and then remove it by pulling it upwards.
5.5.2.2 Installing the connection piece for the
air/flue pipe, 80/125 mm diameter
Remove the connection piece for the air/flue pipe – this
1.
is installed at the factory. (→ Page 14)
2.
Insert the alternative connection piece. Pay attention to
the lugs.
3.
Turn the connection piece clockwise until it clicks into
position.
5.5.2.3 Installing the connection piece with offset
for the air/flue pipe, 60/100 mm diameter
Remove the connection piece for the air/flue pipe – this
1.
is installed at the factory. (→ Page 14)
2.
Insert the alternative connection piece with offset to-
wards the front.
3.
Use two screws (1) to secure the connection piece to
the product.
14
C
1
5.5.2.4 Installing the connection piece for the
separate air/flue pipe, 80/80 mm diameter
Remove the connection piece for the air/flue pipe – this
1.
is installed at the factory. (→ Page 14)
120
2.
Insert the alternative connection piece. The connection
for the air supply can point to the left- or the right-hand
side. Pay attention to the lugs.
3.
Turn the connection piece clockwise until it clicks into
position.
5.6

Electrical installation

The electrical installation must only be carried out by a quali-
fied electrician.
Danger!
Risk of death from electric shock!
Since mains connection terminals L and N re-
main live even if the on/off button is switched
off:
Switch off the power supply.
Secure the power supply against being
switched on again.
5.6.1
Opening the electronics box
B
Open the electronics box as shown in the illustration.
Installation and maintenance instructions ecoTEC pure 0020258016_00
120
A
B

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