Vaillant ecoTEC plus VU Series Installation Manual page 16

5.4.1 Scope of delivery
65
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1 Wall collar, 100 dia-
meter (2 pcs)
2 Horizontal telescopic
wall duct
5.4.2 Installing the wall duct
1. Drill a hole.
–
Diameter: 125 mm
Note
If the wall duct can be accessed from the
exterior of the building, you can drill the hole
with a diameter of 110 mm and install the
wall duct with the wall collar from outside.
1 2
2. Determine the clearance to the external wall.
(→ Page 14)
3. Set the telescopic wall duct to the correct length.
–
Note that the TOP symbol must point upwards on
both ends.
Danger!
Risk of poisoning due to escaping flue
gas.
Flue gas can escape if a flue pipe is dam-
aged.
▶
Only use the self-tapping screw provided.
16
456-698
Ø167
1
2
3 40 mm clamp
4 87° elbow
5 30 mm clamp
1
4. Secure the air pipes to each other by screwing the
overlapping air pipes together using the supplied self-
tapping screws on the underside (1).
5. Seal the gap in the telescopic air pipe using the sup-
plied adhesive tape (2).
6. Slide the air/flue pipe (1) with the flexible external collar
through the wall.
7. Pull the air/flue pipe back until the external collar lies
fully on the external wall.
8. Secure the air/flue pipe with mortar and leave the mor-
tar to harden.
9. Install the wall collar on the inside of the wall.
10. Connect the wall/roof duct to the product using ex-
tensions, elbows and, if required, a sliding sleeve.
(→ Page 16)
5.4.3 Installing the roof duct
▶
Insert the air/flue pipe (1) without the external collar into
the dormer.
5.5 Connecting the product
1 2 3
7
6
Install the product (7) – see the installation instructions
1.
for the product.
2. Connect the 87° elbow (1) to the connector for the
air/flue pipe (6).
3. Fit the sliding sleeve (3) with the sleeve as far as it will
go onto the wall/roof duct (4) or the extension (5).
4. If required, install the extensions .
5. Connect the sliding sleeve to the 87° elbow.
6. Install the air pipe clamp (2) for the sliding sleeve.
Alternatives 1:
7.
Condition: Wall/roof duct without extension
▶
Install the sliding sleeve. (→ Page 46)
7. Alternatives 2:
Condition: Wall/roof duct with extension
▶
Install the extensions. (→ Page 46)
▶
Install the elbows (→ Page 49).
▶
Install the sliding sleeve. (→ Page 46)
▶
Connect all of the pipe joints with air pipe clamps.
(→ Page 54)
Air/flue pipe installation manual 0020308120_02
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