Installation manual
M-WRG-II ventilation units
- 38 -
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
NOTICE
In combination with the optional duct adapter M-WRG-II KA-UP you can connect a flat
ductwork or flexible pipe system on the extract air side (example in Fig. 42), supply air
side or on both sides of the ventilation unit. The duct adapter must be prepared to suit
the selected configuration.
►
Detach the cover (item 1 in Fig. 42) from
the duct adapter (item 2 in Fig. 42).
►
Prepare the duct adapter:
—
Ductwork connection on the
extract air side only:
Remove
the wall seal on the extract air side
(item 3 in Fig. 42) and the air baffle
cover on the supply air side (item 4
—
Ductwork connection on the
supply air side only:
Remove
the wall seal on the supply air side
(item 5 in Fig. 42) and the air baffle
cover on the extract air side (item 6
—
Ductwork connection on the
extract air and supply air sides:
Remove the wall seal on the extract
air side (item 3 in Fig. 42) and supply
air side (item 5 in Fig. 42). Both
air baffle covers (items 4 and 6 in
Fig. 42) remain in the duct adapter.
►
Attach the duct adapter (item 1 in
Fig. 43) so that the tabs (item 2 in
Fig. 43) line up with the recesses (item 3
in Fig. 43) on the ventilation unit.
►
Push the duct adapter into the ventila-
tion unit until you hear it latch into place.
►
Mark the holes for the two 4 x 40 cross-
head screws (item 4 in Fig. 43) on the
wall.
►
Remove the duct adapter again and drill the holes in the wall to a depth of 40 mm.
►
Insert the S6 dowels provided into the holes.
►
Push the duct adapter back into the ventilation unit until you hear it latch into place.
►
Use the two 4 x 40 cross-head screws to secure the duct adapter.
Fig. 42: Preparing the duct adapter – back view
1
2
3
4
5
6
Supply air side
Extract air side
Fig. 43: Inserting the duct adapter and screwing in
place
1
2
3
4