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5. Trouble shooting
MALFUNCTION
POSSIBLE CAUSE
MEASURE
The appliance does not work at all.
➢
The plug of the appliance is not
connected to the socket.
➢
The plug has become loose.
➢
The socket is not supplied with
energy.
➢
The fuse is switched off.
➢
Check the corresponding socket by
connecting it with another appliance.
➢
Check the fuse.
➢
The voltage is too low. Compare the
data on the model plate with the
data of your energy supplier.
Light is on but motor does not work.
➢
ventilation damper blocked.
➢
motor mounting defective.
➢
remove blockage.
➢
replace motor.
Abnormal motor-smells.
➢
motor defective
➢
replace motor
Smear of oil.
➢
one-way valve is leaky
➢
connection base chimney-telescopic
chimney is leaky
➢
seal the valve
➢
seal the connection with a suitable
material
Appliance vibrates.
➢
motor not properly fixed
➢
hood not properly fixed
➢
fix motor properly
➢
fix hood properly
Insufficient extracting capacity.
➢
too much distance hood-hob
➢
too much draught because of open
doors and/or windows
➢
lower position of hood
➢
close the doors/windows
Appliance is unstable.
➢
mounting rail is not firmly fixed
➢
screws are not firmly tightened
➢
fix mounting rail properly
➢
tighten the screws
If the hood does not work properly and/or you can hear increased operating
noise, check the schedule below:
❖
Incorrect dimension of the air duct.
❖
Obstruction in the air duct.
❖
The diameter of the air duct from hood to wall-box inclusive should be 120/150
mm (s. T
ECHNICAL DATA
); otherwise the capacity of the motor may be decreased.
❖
If you have installed a fly screen on the wall-box, the air vent may be obstructed.
Check by removing the fly screen.
❖
If the cover panel of the wall box is equipped with firm and slanted slats, the air
vent may be obstructed. Check by removing the cover panel.
