22
EN
TROUBLESHOOTING
Fault
Cause
Solution
Light on, but fan does not
work
The fan blade is jammed.
Switch of the unit and
repair by qualified service
personnel only.
The motor is damaged.
Both light and fan do not
work
light bulb burn.
Replace the bulb with
correct rating.
Power cord looses.
Plug in to the power
supply again.
Serious Vibra-tion of the
unit
The fan blade is damaged. Switch of the unit and
repair by qualified service
personnel only.
The fan motor is not fixed
tightly.
The unit is not hung
properly on the bracket.
Take down the unit and
check whether the bracket
is in proper location.
Suction per-formance not
good
Too long distance
between the unit and the
cooking plane
Readjust the distance to
65-75cm
