Berbel BMK-F 125, Installation Instructions Manual, Page: 86 / 92

86
Installation
6005770_a – 07.04.2021
3.5.6 Connect the device from inside – BMK-L variant
The sensor tube must lead back to inside the kitchen. In order
to guarantee that the sensor tube works without faults:
y The open end must lead directly into the kitchen’s air
space.
y The sensor tube must not be kinked.
y The measuring tube must not be closed or blocked.
The sensor tube must be extended if the space conditions
require it (maximum length 6 m).
D “8.1 Accessories” (page 91).
Ø 14
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Drill an outlet for the connection cable from the wall
power supply in the exhaust air duct.
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Also drill an outlet for the sensor tube in the exhaust air
duct.
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Feed the cable through a grommet and the relevant
outlet in the exhaust air duct to the device.
To ensure that dismounting the drive unit is possible:
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Lay the connection cable and the sensor tube so that
there is a loop of approx. 250 mm in the exhaust air duct.
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Seal the outlets with the grommet.
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Connect the connection cable from the wall power
supply and the sensor tube to the device.
☞
Connect the exhaust air duct to the device’s inside wall.
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Plug the wall power supply’s plug into the socket.
The device is ready for operation.
3.5.7 Check and carry out commissioning
☞
Check that the mains cable and the electrical connection
cable are not kinked, crushed or damaged.
☞
Make sure that the protective film is removed.
☞
Check the correct functioning of the device.
D “5. Maintenance” (page 88).
The wall box opens when the cooker hood is operated. Once
the cooker hood is switched off, the wall box closes after a
short delay.