TROUBLE SHOOTING
Issue
Possible Cause
After
The power is not on.
Installation,
both motors
and lights are
The wire connection is not secure. Check and tighten wire connection.
not working.
The control panel is defective.
Lights are
The motor(s) is defective.
working, but
The capacitor(s) is defective.
motor(s) is not.
The control panel is defective.
The range
The blower system is not secure.
hood is
vibrating.
The turbine impeller/squirrel cage
is not balanced.
Hood is not secured in place.
The motor is
LED light fixture(s) is defective.
working, but
the lights are
The light wiring(s) is loose.
not working.
The control panel is defective.
The range
The range hood is installed
hood is not
outside of the manufacture
venting out
recommended clearance.
correctly.
There is no make-up air inside the
house.
Obstacle blocking the pipe work.
The pipe size is smaller than the
suggested pipe size.
Cold air is
The pipe connection is not
coming into the
properly sealed.
home.
The damper is not properly
installed or is missing from the
installation.
The damper is not installed.
Solution
Make sure the circuit breaker and the
unit's power is ON. Use a voltage meter
to check the power supply.
Replace the control panel.
Replace the motor.
Replace capacitor(s).
Replace the control panel.
Tighten the turbine impeller/squirrel cage
and air chamber.
Replace the turbine impeller/squirrel
cage.
Check the installation of hood, tighten the
mounting bracket.
Replace LED light fixture(s)
Check wire continuity from Control Panel
to LED Driver to LED light fixture(s).
Replace the control panel.
Adjust the clearance between the range
hoods and cook top to 26" to 30". For
Island range hood, the clearance between
the range hoods and cook top is 30" to
36".
Open the window to enhance the
performance of the range hood by
creating a sufficient make-up air.
Remove all obstacles from the duct work.
Change the ducting according to the
manufacture suggestion.
Check the pipe installation.
Check the damper installation.
By installing the damper, it will help to
eliminate air backflow.
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