Product Manual
WWW.BIGASSFANS.COM © 2015 DELTA T LLC ALL RIGHTS RESERVED.
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USER SERVICING
Please take a few moments each year to perform the following preventive maintenance inspection on your fan to
ensure its safe and ecient operation. If you have any questions, please contact Customer Service.
WARNING: Risk of fire, electric shock, or injury to persons during cleaning and user maintenance!
Disconnect the appliance from the power supply before servicing.
WARNING: When service or replacement of a component in the fan requires the removal or disconnection
of a safety device, the safety device is to be reinstalled or remounted as previously installed.
Annual preventive maintenance
The following are to be performed annually (see “Annual Maintenance Checklist”):
• Check the fan bolts and nuts to make sure they are tight and show no wear.
• Verify all bolts on the fan cage, fan base, and mount are tight and secure.
• Check the power cord and plug for damage. Ensure it is tightly attached with no fraying.
• Check safety cable and mounting system.
• Check guy wires (if installed) for fraying or damage.
Ask about Big Ass Fans preventive maintenance service package by calling Customer Service.
Additional considerations
• Verify proper fan rotation. The fan should be turning counterclockwise when viewed from the front.
• To clean the fan blades and fan cage, remove the four bolts securing the cage to the housing as shown below.
Wipe the blades, motor, and motor housing with a soft cloth. If desired, use a gentle cleaner or degreasing
agent to polish the blades.
• Check the condition of the rubber bumper feet for abnormal wear
or damage. Replace if necessary. Contact Customer Service.
• Special attention should be paid to wall/column, I-beam, angle
iron, and concrete mounting applications to ensure the mounting
surfaces and all fan components are still in good working order and
do not show signs of damage. Perform this check every six months.
General troubleshooting
If the fan will not start:
• Make sure that all wires are securely connected and the fan is plugged
into a 100–125 VAC grounded outlet rated for 20 A or a 200–240 VAC
grounded outlet rated for 15 A.
• Make sure the speed control knob is in an ON position.
• Verify that supply power is adequate and functional.
• Verify there are no obstructions in the fan assembly or blades.
• Contact Customer Service.










