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21
TROUBLESHOOTING PROCEDURES
Issue Cause What to do
After installation,
the unit doesn’t
work.
1. The power source is not turned ON. 1. Make sure the circuit breaker and the unit’s
power is ON.
2. The power line and the cable locking connector
is not connecting properly.
2. Check the power connection with the unit is
connected properly.
3. The switch board or control board wirings are
disconnected.
3. Make sure the wirings at the switch board and
control board are connected properly.
4. The switch board or control board is defective. 4. Change the switch board or control board.
Light works, but
blower is not
turning.
1. The blower cable is disconnected. 1. Connect the blower cable.
2. Debris or obstruction in motor. 2. Remove the debris or obstrunction.
3. Motor defective or possibly seized. 3. Change the blower.
4. Damaged capacitor. 4. Change the capacitor.
5. The switch board or control board is defective. 5. Change defective part.
The unit is
vibrating.
1. The blower is not secured in place. 1. Tighten the blower in place.
2. Damaged blower wheel. 2. Replace the blower.
3. The hood is not secured in place. 3. Check the installation of the hood.
The blower is
working, but the
lights are not.
1. The LED light strip connector is disconnected. 1. Connect the LED light strip connector.
2. Defective LED light strip. 2. Change the LED light strip.
3. The switch board or control board is defective. 3. Change the switch board or control board.
The unit turns on
by itself.
1. A spot light or kitchen lamp is shining directly
onto the switch controls.
1. The switch controls are light sensative. A
direct light source onto the switch controls
may disrupt switch functions.
The hood is
not venting out
properly.
1. Using the wrong size of ducting. 1. Change the ducting to at least 6” round or
higher.
2. Using the wrong type of ducting. Flexible ducting
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2. Change the ducting to solid rigid metal
ducting.
3. The hood might be hanging to high from the
cook top.
3. Adjust the distance between the cook top and
the bottom of the hood within 26” and 34”
range.
4. The wind from the opened windows or opened
doors in the surrounding area are affecting the
ventilation of the hood.
4. Close all the windows and doors to eliminate
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5. Blockage in the duct opening or ductwork. 5. Remove all the blocking from the duct work or
duct opening.
Troubleshooting
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