Vaillant Air/Flue Gas System, Руководство по установке

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7 Installing the 160 mm diameter and 200 mm diameter systems
30
Installation manual Air/flue gas system 0020058722_04
7.4.10 Shortening the roof duct
1
2
3
4
5
1 Roof duct
2 Fastening clamp
3 External pipe of the roof
duct
4 Internal pipe of the roof
duct
5 Connecting sleeve
1. Pull the connecting sleeve (5) from the external pipe
(3) .
2. Shorten the external pipe (3) and the internal pipe by an
equal distance (maximum 20 cm).
3. Place the connecting sleeve (5) back onto the external
pipe (3) .
4. Connect all the flue components under the roof.
5. Connect up all the flue components above the roof (ex-
tensions, opening piece, clamps).
6. Install all the pipe brackets.
7. Attach the roof duct fastening clamps to the rafters or
ceiling.
7.5 Stabilising the flue gas pipe
Conditions : The roof duct protrudes by more than 1.5 m over the tile (3) .
1 4
2
3
▶ Anchor the roof duct above the roof.
1. Attach clamps (1) to all the connecting points above the
tile.
2. Attach a pipe bracket (2) to the pipe above the roof.
3. Connect this pipe bracket to the roof construction using
struts
(4) or rope.
7.5.1 Shortening the extension
1
2
1. Pull the flue pipe (2) out of the external pipe (1) .
2. Shorten the flue pipe and external pipe at right angles
on their smooth side by an equal amount.
3. Shorten the flue pipe and external pipe on the sides
facing away from the sleeve.
4. Slide the flue pipe back into the external pipe, see sec-
tion Shortening the roof duct (
→
Page 30).
7.5.2 Extension that can be shortened with
external wall bracket
1
Danger!
Risk of injury due to falling parts.
The external pipe of the shortened extension
does not have a seam on the underside. The
clamp provided cannot stabilise the pipe sys-
tem and parts may fall off.