Zephyr AK7000AS Manual download pdf (Page 21)

Troubleshooting

TROUBLESHOOTING PROCEDURES FOR TEMPEST I AND TEMPEST II

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 and control board wirings are

disconnected.

3. Make sure the wirings between the switch

board and control board are connected

properly.

4. The wires on control board are loose. 4. Make sure the wires on the control board are

connected properly.

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, possible 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.

4. The motor wire is not connected. 4. Make sure the motor wire is plugged into the

molex connector.

The unit is

vibrating.

1. The motor is not secure in place. 1. Tighten the motor in place.

2. Damaged blower wheel. 2. Change the blower.

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.

3. The wires on the control board are loose. 3. Make sure the wires on control board are

connected properly.

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

the bottom of the hood within 26” and 36”

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

the outside wind ﬂ ow.

3. Blockage in the duct opening or duct work. 3. Remove all the blocking from the duct work or

duct opening.

4. The direction of duct opening is against the wind. 4. Adjust the duct opening direction.

5. Using the wrong size of ducting. 5. Change the ducting to correct size.

Heat lamp is not

working.

1. Toggle switch is not in the on position. 1. Make sure the heat lamp power is ON.

2. Heat lamp bulb is defective. 2. Change the heat lamp bulb.

3. Heat lamp bulb is loose. 3. Tighten the heat lamp bulb.

Metal ﬁ lter is

vibrating.

1. Metal ﬁ lter is loose. 1. Change the metal ﬁ lter.

2. Spring clip is broken. 2. Change the spring clip.

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Zephyr AK7000AS Manual Page 21

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