Fitting The Front Sections; Left Hand Front Section - Vaillant auroTHERM VFK 145/2 H Installation Manual

5 Assembly
5.5.3

Fitting the front sections

> Fit the front sections in each case at the start of a
vertical collector row.
> Keep exactly to the sequence described here when
doing so.
For the horizontal collector position you will
w
require two front sections for each vertical
row.
For the vertical collector position you will
s
require one front section for each vertical row.
a
Caution!
Leaks caused by inaccurate mounting
position!
Leaks can occur in the collector system if the
framework parts are not assembled precisely.
> Make sure that the fold on the front sec-
tion rests flush on the roof batten.
> With the help of a spirit level, make sure
that the front section is resting horizontally
on the roof batten.

5.5.3.1 Left hand front section

Fig. 5.10 Attaching the left hand front section at the bottom
s
Only for the vertical collector position
> Continue with the assembly of the vertical collector
row.
w
Only for the horizontal collector position
> First attach the second front section as described in
the following.
20
1
> Pick up the left hand front section
(¬ Table 5.1/5.3, Item 33).
> Fit the left hand front section of the frame
to the 2nd roof batten viewed from below.
The front section will thus rest on the low-
est roof batten (the previously fitted addi-
tional roof batten).
> Leave the protective film on the adhesive
surface of the flexible apron.
> Let the flexible apron rest on the roof tiles
and push the left hand edge of the apron
between the tiles.
> Screw the front section to the roof batten
with 6 No. 1 screws (¬ Table 5.2/5.4)
using the Torx bit, as shown in (1).
Installation manual auroTHERM 0020100606_02