Bosch DRR18BS25 User Manual And Assembly Instructions page 16

Ceiling-mounted ventilation system
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en Installation instructions
trical installation according to the conditions of
Overvoltage Category III and according to the in-
stallation regulations.
When installing the appliance, check that the
power cable is not trapped or damaged.
Information on the installation
situation
¡ Install this appliance on the kitchen ceiling or a
stable suspended ceiling.
Instructions for the electrical
connection
In order to be able to safely connect the appliance to
the electrical system, follow these instructions.
WARNING ‒ Risk of electric shock!
¡ It must always be possible to disconnect the appli-
ance from the electricity supply. The appliance must
only be connected to a protective contact socket
that has been correctly installed.
The mains plug for the mains power cable must
be easily accessible after the appliance is in-
stalled.
If this is not possible, an all-pole isolating switch
must be integrated into the permanent electrical
installation according to the conditions of over-
voltage category III and according to the installa-
tion regulations.
The permanent electrical installation must only
be wired by a professional electrician. We recom-
mend installing a residual-current circuit breaker
(RCCB) in the appliance's power supply circuit.
¡ Sharp-edged components inside the appliance may
damage the connecting cable.
Do not kink or trap the connecting cable.
¡ The connection data can be found on the rating
plate inside the appliance.
¡ To see the rating plate, remove the grease filter.
¡ The connecting cable is approx. 1.30 m long.
¡ This appliance complies with the EC interference
suppression regulations.
¡ The appliance corresponds to protection class 1.
Therefore, only use the appliance with a protective
earth connection.
¡ Do not connect the appliance to the power supply
during installation.
¡ Ensure that the protection against contact is guaran-
teed during installation.
¡ Only a licensed professional may connect appli-
ances without plugs. They are subject to the require-
ments of the local electricity provider.
General information
¡ The appliance finds it more difficult to draw in the
cooking vapours the further away they are from the
hob. Therefore maintain a distance of at least
700 mm and no more than 1500 mm.
¡ To optimally detect the cooking vapours, install the
appliance in the middle of the hob.
¡ In order to freely access the appliance for servicing,
select an easy-to-reach installation site.
16
¡ The surfaces of the appliance are sensitive. Avoid
damaging them during installation.
Installation
Checking the ceiling
Check whether the ceiling is horizontal and ad-
1.
equately load-bearing.
The max. weight of the appliance is 40 kg.
Do not fit the appliance directly onto plasterboard
(or similar lightweight materials) in a suspended
ceiling.
Drill the hole depth in accordance with the length of
2.
the screws.
Install the appliance with a fixing material which is
3.
sufficiently stable and has been adjusted accord-
ingly for both the structural conditions and the
weight of the appliance.
Check the cut-out area for existing cables of other
4.
appliances.
Preparing the ceiling
Cover the hob to prevent damage.
1.
Determine the position of the appliance and,
2.
thereby, the centre based on the position of the
hob.
Using the drilling template, measure and mark the
3.
positions of the fastening screws.
The bottom edge of the appliance is identical to the
lower edge of the drilling template.
Ensure that there are no electrical wires, gas pipes
4.
or water pipes in the area where holes are to be
drilled.
Drill four holes with a diameter of 6 mm for the fix-
5.
ing.
Drill the hole depth in accordance with the length of
6.
the screws.
Screw the fastening screws into the ceiling.
7.
Screw in the threaded rods.
8.
Screw the nuts approx. 10 mm onto the threaded
9.
rods.
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