Troubleshooting
www.zephyronline.com
TROUBLESHOOTING PROCEDURES FOR MILANO WALL
Issue | Cause | What to do | |||
After installation, | 1. | The power source is not turned ON. | 1. | Make sure the circuit breaker and the unit’s | |
the unit doesn’t |
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| power is ON. | |
work. |
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2. | The power line and the cable locking connector | 2. | Check the power connection with the unit is | ||
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| is not connecting properly. |
| connected properly. | |
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| 3. | The switch board and control board wirings are | 3. | Make sure the wirings between the switch | |
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| disconnected. |
| board and control board are connected | |
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| properly. | |
| 4. | The switch board or control board is defective. | 4. | Change the switch board or control board. | |
Light works, | 1. | The motor is defective, possibly seized. | 1. | Change the motor. | |
but motor is not |
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2. | The thermally protected system detects if the | 2. | The motor will function properly after the | ||
turning. | |||||
| motor is too hot to operate and shuts the motor |
| thermally protected system cool down. | ||
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| down. |
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| 3. | Damaged capacitor. | 3. | Change the capacitor. | |
| 4. | The switch board or control board is defective. | 4. | Change defective part. | |
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The unit is | 1. | The motor is not secure in place. | 1. | Tighten the motor in place. | |
vibrating. |
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2. | Damaged blower wheel. | 2. | Replace the blower. | ||
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| 3. | The hood is not secured in place. | 3. | Check the installation of the hood. | |
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| 4. | The switch board or control board is defective. | 4. | Change defective part. | |
The motor is | 1. | Defective halogen bulb. | 1. | Change the halogen bulb. | |
working, but the |
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2. | The light bulb is loose. | 2. | Tighten the light bulb. | ||
lights are not. | |||||
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The hood is | 1. | The hood might be hanging to high from the | 1. | Adjust the distance between the cook top and | |
not venting out |
| cook top. |
| the bottom of the hood within 28” and 36” | |
properly. |
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| range. | |
| 2. | The wind from the opened windows or opened | 2. | Close all the windows and doors to eliminate | |
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| doors in the surrounding area are affecting the |
| the outside wind flow. | |
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| ventilation of the hood. |
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| 3. | Blockage in the duct opening or ductwork. | 3. | Remove all the blocking from the duct work or | |
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| duct opening. | |
| 4. | The direction of duct opening is against the wind. | 4. Adjust the duct opening direction. | ||
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| 5. | Using the wrong size of ducting. | 5. | Change the ducting to at least 6” or higher | |
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| for the internal blower and 8” or higher for the | |
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| external blower. | |
Metal Filter is | 1. | Metal filter is loose. | 1. | Change the metal filter. | |
vibrating. |
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