Changing The Appliance Connection Piece - Vaillant Air flue duct Installation Instructions Manual

Fig. 3.1 Horizontal flue systems
Key
A Maximum flue length
Fig. 3.2 Vertical flue systems
Key
A Maximum flue length
Flue installation instructions ecoTEC 834449_13
Optional Concentric System Ø 80/125 3
A
3.3

Changing the appliance connection piece

Installation
Accy No.: 303 926
Fig. 3.3 Fitting the appliance connection piece
The appliance is supplied ready-fitted with the connec-
tion piece for the 60/100 air/flue duct system.
• Loosen the four screws (2) and pull the appliance con-
nection piece (1) upwards to remove it.
• Push the appliance connection piece with the selected
connection diameter down from above, inserting the
push-in end onto the sleeve of the flue collecting
chamber. Now push the appliance connection piece
downwards until the flange comes into contact with
the low-pressure chamber.
• Refit the fixing screws (2).
Caution!
a
The seals are sensitive to mineral oil-based
grease products. For this reason, the seals
must not be greased. If the seals need wetting
to aid in installation, use water only.
2
1
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