Installation manual
M-WRG-II M-U
2
- 28 -
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
8.6
Inserting the wall box
NOTICE
►
Prepare the breakthrough surfaces
suitably for the wall box.
► Remove the plaster cover (item 1
in Fig. 22) and the protective cover
(item 2 in Fig. 22) from the wall box
(item 3 in Fig. 22).
►
Thread the mains cable and the
control cable, if required (item 4 in
Fig. 22), through the cable inlet in the
wall box (item 5 in Fig. 22).
► Push the wall box (item 3 in Fig. 22)
fully into the wall breakthrough.
8.7
Inserting the protective cover and plaster cover
► Insert the protective cover (item 1 in
Fig. 23) into the wall box (item 3 in
NOTICE
When the gaps around the wall box
are filled with foam (see section 8.9 on
page 30), there is a risk that the wall
box will be deformed by the pressure
of the foam if the protective cover is
not inserted. If this happens, it will not
be possible to insert the ventilation unit
into the wall box.
► Insert the plaster cover (item 2 in
Fig. 23) into the wall box (item 3 in
Fig. 23) as far as it will go.
Fig. 22: Inserting the wall box
1
3
4
2
5
Fig. 23: Inserting the protective cover and plaster cover
1
2
3
