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Open the backflow flap
1.
disc
.
To adjust the reducing disc, cut out the appropriate
2.
number of rings.
and remove the reducing
Insert the reducing disc and close the backflow flap.
3.
Ensure that the guide groove is in the correct posi-
tion when refitting the reducing disc.
Measuring the airflow
In order to measure the pressure drop, attach the
▶
hose to the measurement opening
edge of the air pipe connector.
Removing the appliance
Disconnect the appliance from the power supply.
1.
Loosen the exhaust pipe.
2.
Remove the grease filters.
3.
To avoid causing damage, do not bend the grease
filters.
Loosen the screw connection with the fitted unit.
4.
Remove the appliance.
5.
Installation instructions en
on the front
13
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