Installing The Variable Terminal Kit After Installing The Flue Duct; Installing The Pipes - Vaillant Air flue duct Installation Instructions Manual

2 Standard Concentric Systems Ø 60/100
• Fit the rest of the variable termination kit as de-
scribed in section 2.7.4.
2.7.3 Installing the variable terminal kit after in-
stalling the flue duct
d Danger!
Risk to life from escaping flue gas!
Before starting work, shut down the appliance
and prevent it from being switched on uninten-
tionally.
• Remove the wall seal from the terminal.
• Use an 8 mm screwdriver to bend the catches inwards
(fig. 2.25).
• Pull the terminal with the flue duct out of the air duct
(fig. 2.26).
a Caution!
Do not twist the flue duct, because this might
detach the following flue duct behind the termi-
nal from the spacer.
• Unlock the catch between the terminal and the flue
duct by twisting them against each other (fig. 2.27).
• Pull the terminal out of the flue duct.
• Push the new variable terminal onto the flue duct.
a Caution!
The catch on the top of the variable terminal
must lock firmly into the notch in the flue duct
(fig. 2.28).
Caution!
Make sure the seal fits tightly.
• Push the flue duct with the variable terminal back in
the air duct. Carefully push the flue duct back into the
sleeve of the duct or bend behind it. Lock the two
catches (fig. 2.29).
• Fit the wall seal on the variable terminal.
• Fit the rest of the VTK as described in section 2.7.4.
20

2.7.4 Installing the pipes

Fig. 2.30 Installation of basic kit showing position of support
clips
Flue installation instructions ecoTEC 834449_13