User Manual

13
TROUBLESHOOTING
Fault
Cause
Solution
Light on, but
fan does not
work
The fan blade is
jammed.
Switch off the unit. Repair to be
carried out by qualified service
personnel only.
The motor is
damaged.
Both light
and fan do
not work
Light bulb blown
Replace the bulb with correct rating.
Power cord loose
Plug in to the power supply again.
Excessive
Vibration
The fan blade is
damaged.
Switch off the unit. Repair to be
carried out by qualified service
personnel only.
The fan motor is not
fixed tightly.
Switch off the unit. Repair to be
carried out by qualified service
personnel only.
The unit is not hung
properly on the
bracket.
Take down the unit and check whether
the bracket is in proper location.
Air flaps have
detached and fallen
into motor housing
With power disconnected, Remove the
vent pipe, and check that air flaps are
in position
Suction
performance
not good
1 Grease filters
clogged?
2 Distance between
the unit and the
cooking plane too
great.
1 Clean or replace grease filters.
2. Adjust the distance to between
cooking surface to hood.