User's Manual
EN
41
Troubleshooting
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 Observe all safety and warning information (see the Safety section).
Operating situation  Cause Remedy
Cooktop extractor 
will not switch on
Knob ring missing Place knob ring on the control knob
The fuse or automatic circuit breaker of the 
 electrical wiring system in the apartment 
and/or house is defective.
Replace the fuse.
Switch the automatic circuit breaker back on
The fuse or the automatic circuit breaker 
trips multiple times.
Contact BORA Service Team
The power supply is disconnected.
Have a specialist electrician inspect the power supply
The microfuse in the cooling device plug 
connector for the control unit is defective.
Replace the fuse (type: T 3,15A/250V)
Fan motor does not start Cover flap not fitted or not fitted correctly Fit cover flap correctly
Grease filter not fitted or not fitted correctly Fit grease filter correctly
Fan motor faulty Contact BORA Service Team
Odours form when operating 
the new cooktop extractor
Normal for brand new devices Odours stop forming after a few operating hours
The central control knob display shows  
a segment turning clockwise 
Knob ring not in the 0 position after fitting Turn the control knob to the 12 o’clock position 
(= 0 position)
Control knob display 
L
The childproofing feature is activated Switch off the childproofing feature 
(see the Operation section).
Control knob display 
/
Continuous operation (30 s) of the 
control knob or control knob dirty
Release or clean the control knob
Control knob display 
E
Home-in contact is interrupted Check cable or bridge for home-in contact
For example, window opened in exhaust mode.
Control knob display 
F
Activated charcoal filter service life expired
Replace the activated charcoal filter, clean the 
stainless steel grease filter if necessary, reset the 
filter timer (see Cleaning or Operation section)
Control knob display 
end
Foreign body blocking cover flap Remove the foreign body
Cover flap not properly slotted into the 
guide
Press the cover flap gently from above on the 
narrow side until you hear it slot into place
End switch faulty or out of place Contact BORA Service Team
Power failure when the cover flap is 
opened or closed
Turn the control knob to position “0” and tap to 
confirm. The cover flap will close.
Control knob display 
E003
Electrical connection between touc
h surface 
and knob ring (min. 3-5 s
econds).
Remove and clean the knob ring.
Wipe off any residual water on the touch surface
Control knob display 
E0 1 1
Grease filter not fitted or not fitted correctly Fit grease filter correctly
Filter sensor faulty Contact BORA Service Team
Control knob display 
E0 12
 and 
E0 13
Cover flap not fitted or not fitted correctly
Fit cover flap correctly
Cover flap sensor faulty Contact BORA Service Team
Control knob display 
E0 19
Error evaluating the touch surface Twist control knob to “0” position
Contact BORA Service Team
The extraction performance of the 
cooktop extractor has decreased.
The stainless steel grease filter is 
heavily soiled
Clean or replace the stainless steel grease filter
The activated charcoal filter is heavily 
soiled (recirculation only)
Replacing the activated charcoal filter
There is a foreign body in the air guiding 
housing (e.g. cleaning cloth).
Remove the foreign body
The fan is defective or a duct connection 
has become loose
Contact BORA Service Team
Cover flap not fully 
open/closed
The movement process was interrupted by 
an interruption in the electricity supply
Manual operation of the cover flap up to the end-
position (p. Chap. Assembly Table 6.13)
Tab. 9.1  Resolving a fault
 After troubleshooting, turn the knob ring to the 12 o’clock position (0 position).
 In all other cases, contact the BORA Service Team (see section ‘Warranty, technical service and spare parts) and 
enter the error number displayed and the device type.
9  Troubleshooting










