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NOTICE Risk of damage to unit in the event of
short-circuits.
Cut off and insulate PE conductor and individual
cable cores that are not required!
Always note the relevant specifications for elec-
trical installations and when fitting equipment. In
Germany, observe DIN VDE 0100 and the corres-
ponding parts in particular. In rooms with baths or
shower units, for example, this would be Part 701.
1. Switch off mains fuse, secure and fit warning
sign.
2. Remove power cable's sheathing and cut to
length as described.
3. Cut off and insulate PE conductor and indi-
vidual cable cores that are not required!
4. Make electrical connection according to wiring
diagram on terminal box: Wiring diagrams
[} 24].
12 Installation of fan insert and
upper part of housing
1. Switch off mains fuse and fit warning sign
2. Check ease of movement of shut-off shutter/
backflow preventer. When installed, the shut-
off shutter/backflow preventer must close
automatically. For ER-APB, this must close
automatically when the yoke spring used is
pressed.
NOTICE Degree of protection not guaranteed
if housing floor seal is positioned incorrectly.
Insert seal into lower part of housing, flat and
without any creases, smooth out if necessary.
12 Installation of fan insert and upper part of housing
8
Sealing
10.2,
Shutter
11.2
36,
Fixing points
37, 38
3. Check position of housing floor seal and cor-
rect if necessary.
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.
4. Check that all screw connections are tight.
5. Check ventilation ducts for dirt and clean if ne-
cessary.
6. Check that connection data matches technical
data on the unit (→ Unit rating plate).
Note wiring diagrams in box base.
Cables must not prevent the unit from being slid
in.
→ Installation information in unit
Lever and stud must
engage.
If they do not, secure
screws through these
holes!
19
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