19
Trouble S hooting
After installation, the unit
doesn’t work?
Light works, but motor is
not turning.
The unit is vibrating.
The motor is working,
but the lights are not.
The hood is not venting
out properly.
Filter is vibrating.
After hood has been
installed for a period of
time, it stopped working.
1. The power source is not turned ON.
2. The power line and the cable locking connector is
not connecting properly.
3. The switch board and control board wirings
are disconnected.
4. On the switch board, Black/White wire of White
wire is disconnected.
5. The switch board or control board is defective.
1. The motor is defective, possible seized.
2. The thermally protected system detects if the motor
is too hot to operate and shuts the motor down.
3. Damaged capacitor.
1. The motor is not secure in place.
2. Damaged blower wheel/makes noise.
3. The hood is not secured in place.
1. Defective halogen bulb.
2. The light bulb is loose.
1. The hood might be hanging too high from the
cook top.
2. The wind from the opened windows or opened
doors in the surrounding area are aecting the
ventilation of the hood.
3. Blocking in the duct opening or ductwork.
4. The direction of duct opening is against the wind.
5. Using the wrong size of ducting.
1. Bae lter is loose.
1. Control board needs to be reset.
1. Defective control board.
1. Make sure the circuit breaker and the unit’s
power is ON.
2. Check the power connection with the unit is
connected properly.
3. Make sure the wirings between the switch
board and control board are connected properly.
4. Make sure the Black/White wire or White wire
connects properly.
5. Change the switch board or control board.
1. Change the motor.
2. The motor will function properly after the
thermally protected system cool down.
3. Change the capacitor.
1. Tighten the motor in place.
2. Change the motor.
3. Check the installation of the hood.
1. Change the halogen bulb.
2. Tighten the light bulb.
1. Adjust the distance between the cook top
and the bottom of the hood within 24” and
32” range.
2. Close all the windows and doors to eliminate the
outside wind ow.
3. Remove all the blocking from the duct work or
duct opening.
4. Adjust the duct opening direction.
5. Change the ducting to at least 6” or higher
for the internal blower and 8” or higher for the
external blower.
1. Remove lter and reinstall it or change the
bae lter.
1. Turn circuit breaker which controls the hood o
for at least 15 minutes.
Turn it back on and this should x the problem.
1. Replace control board.
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