Help
52
ELECTRICAL CONNECTION
DIAGRAM
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
isdamaged.
Fan do not work
light burn
Replace the lamp with correct
rating.
Power cord
looses.
Plug in to the power supply again
Serious Vibration
of the unit
The fan blade is
jammed.
Switch of the unit and repair
by qualified service personnel
only.
The fan motor
is not fixed
tightly.
Switch of the unit and repair
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.
Weak power
The filter is
dirty
Clean the filter