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17
TROUBLE SHOOTING
Issue
Possible Cause
Solution
After
Installation,
both motors
and lights are
not working.
The power is not on. Make sure the circuit breaker and the
unit’s power is ON. Use a voltage meter
to check the power supply.
The wire connection is not secure. Check and tighten wire connection.
The control panel is defective. Replace the control panel.
Lights are
working, but
motor is not.
The motor is defective. Replace the motor.
The capacitor is defective. Replace capacitor.
The control panel is defective. Replace the control panel or processing
board.
The range
hood is
vibrating.
The blower system is not secure. Tighten the turbine impeller/squirrel cage
and air chamber.
The turbine impeller/squirrel cage is
not balanced.
Replace the turbine impeller/squirrel
cage.
Hood is not secured in place. Check the installation of hood, tighten
the mounting bracket.
The motor is
working, but
the lights are
not working.
Light bulb(s) is defective. Try replacing the trouble light bulb(s) to a
working socket, if the bulb(s) still doesn’t
work; replace the halogen light bulb(s).
The light wiring(s) is loose. Check wire continuity from control panel
to light housing(s).
The control panel is defective. Replace the control panel.
The range
hood is not
venting out
correctly.
The range hood is installed outside
of the manufacturer recommended
clearance.
Adjust the clearance, the distance
between the range hoods and cool top,
from 27” to 30”.
There is no make-up air inside the
house.
Open the window to enhance the
performance of the range hood by
creating sufficient make-up air.
Obstacle blocking the pipe work Remove all obstacles from the duct
work.
The pipe size is smaller than the
suggested pipe size.
Change the ducting according to the
manufacturer suggestion.
Cold air is
coming into
the home.
The pipe connection is not properly
sealed.
Check the pipe installation.
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