Zephyr CCAE30ASX Manual

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 and control board wirings are 

disconnected.

3. Make sure the wirings between the switch 

board and control board are connected 
properly.

4. Wire harness from external or internal blower 

might be disconnected.

4. Make sure the wires are connected to the 

control board box

5. The switch board or control board is defective.

5. Change the switch board or control board.

Light works, 
but motor is not 
turning.

1. The motor is defective, possibly seized.

1. Change the motor.

2. The thermally protected system detects if the 

motor is too hot to operate and shuts the motor 
down.

2. The motor will function properly after the 

thermally protected system cool down.

3. Damaged capacitor.

3. Change the capacitor.

The unit is 
vibrating.

1. The motor is not secure in place.

1. Tighten the motor in place.

2. Damaged blower wheel/makes noise.

2. Change the motor.

3. The hood is not secured in place.

3. Check the installation of the hood.

The motor is 
working, but the 
lights are not.

1. Defective halogen bulb.

1. Change the halogen bulb.

2. The light bulb is loose.

2. Tighten the light bulb.

The hood is 
not venting out 
properly.

1. The hood might be hanging to high from the 

cook top.

1. Adjust the distance between the cook top and 

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range.

2. The wind from the opened windows or opened 

doors in the surrounding area are affecting the 
ventilation of the hood.

2. Close all the windows and doors to eliminate 

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3. Blocking in the duct opening or ductwork.

3. Remove all the blocking from the duct work or 

duct opening.

4. There are too many turns within the ducting.

4. Limit number of turns and/or increase duct 

size.

5. Using the wrong size of ducting.

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external blower.

Filter is vibrating.

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After hood has 
been installed 
for a period of 
time, it stopped 
working.

1. Control board needs to be reset.

1. Turn circuit breaker which controls the hood 

off for at least 15 minutes. Turn it back on and 
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2. Defective control board.

2. Replace control board.