Troubleshooting - BIG ASS FANS 400 Installation Manual

For questions about your product or customer service inquiries, please call our toll free number (877-BIG-FANS).
Some issues can be resolved before requesting service. Review the below troubleshooting tips before contacting Customer Service for
support.
Symptom
The fan will not start.
The fan is noisy during operation.
The fan wobbles.
The fan jerks upon startup.
BIG ASS FAN 400
Possible Solution(s)
•
for functionality.
• Make sure that all wires are securely connected and the fan is properly wired to a
grounded outlet box.
• Check all mounting and fan hardware. If loose, tighten.
• Remove the airfoil to ensure the colored sticker matches the sticker on the fan hub. If
necessary, move the airfoils to the matching hub attachment points.
• Make sure that all mounting hardware is secure and tight.
• Make sure that all the airfoils are aligned properly and securely fastened to the fan hub.
• If an airfoil is damaged, contact Customer Service. Note: Airfoils must be replaced as a
set. Do not replace individual airfoils.
• If you installed multiple fans, ensure the serial numbers on the airfoils match the serial
number on the fan hub.
• Ensure the mounting ball is properly seated in the mounting bracket.
• Make sure the airfoils are aligned properly.
•
• This is normal and may happen occasionally upon startup. An initial slight jerking forward
and backward does not affect fan operation.
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