9 Fan insert
10
9 Fan insert
10 Accommodation
mount
11 Stud with locking
hook
12 Sealing plug
13 Fan insert
X Locking hook
Y Fixing holes for
alternative screw
fixings
The fan insert is delivered separately. Installation
takes place in the completion stage.
Opera-
tion of the ER EC unit during the shell con-
struction phase is not permissible.
9.1 Installation of fan insert
1. Before accessing the connection terminals,
shut down all supply circuits (switch off mains
fuse), secure against being accidentally
switched back on and position a visible warn-
ing sign.
2. Remove plaster protective cover and clean ER
GH housing of construction soiling if neces-
sary.
3. Check wiring diagram sticker for correctness
of the ticked fan type.
4. Check ease of movement of shutter. When in-
stalled, it must close automatically.
5. Check that connection data matches the tech-
nical data on the unit ( → rating plate).
6. Plug the fan insert directly into the 3 studs with
locking hooks. Make sure that the fan insert
audibly clicks into all 3 snap-fit fasteners.
7. Check for firm seating of the fan insert. To do
this, gently pull/press on the fan insert. It must
not move.
NOTICE Function will be impaired if fan insert
is not inserted correctly.
Ensure proper insertion in the locking hooks.
If the fan insert is not firmly seated, screw it to the
housing at the 3 positions shown in the figure
above. Suitable mounting material is to be
provided by the customer.
9.2 Commissioning
1. Switch on mains fuse and remove warning
sign.
2. Run function test.
3. Check that the unit is running smoothly.
4. During the shell phase, switch off mains fuse,
secure against being accidentally switched
back on and position a visible warning sign.