Installation manual
M-WRG-II M-U
2
- 36 -
Meltem Wärmerückgewinnung GmbH & Co. KG
Am Hartholz 4 · D-82239 Alling
[email protected] · www.meltem.com
VENTILATION THE RIGHT WAY
V E N T I L A T I O N & H E A T R E C O V E R Y
8.17
Preparing the installation kit for connecting the ventilation pipes
Fig. 38: Installation kit plastered on the inside
1
3
2
Fig. 39: Installation kit plastered on the outside
1
— Work on the internal wall:
► Use a blade to score the plaster on the inside of the plastering trim (item 1 in
► Carefully remove the plaster cover (item 2 Fig. 38) and the protective cover lying
underneath.
►
Use a blade to score the plaster on the inside of the supply air and extract air
openings (item 3 in Fig. 38) and remove the adhesive tape with the plaster.
— Work on the external wall:
► Remove the two protective sleeves (item 1 in Fig. 39).
8.18
Cutting ventilation pipes to length
► Push the two ventilation pipes (item 1
in Fig. 40) into the openings in the
installation kit until they end flush with
the inside of the installation kit (item 2
in Fig. 40).
►
On the outer wall, mark the required
excess length of the ventilation pipes
to suit the outer wall terminal, see
Fig. 40: Cutting ventilation pipes to length
1
2