General Troubleshooting - BIG ASS FANS 4900 Installation Manual

General troubleshooting

Some issues can be resolved before requesting service. Review the below troubleshooting tips before contacting Customer Service for
support.
Symptom
The fan is turning in the wrong direction.
A popping noise is coming from the fan.
Airfoil noise comes from airfoils that are
The fan will not start.
The fan controller generates radio
frequency noise (RF).
Fan controllers generate RF noise in many
ways, but this can be prevented using
the proper wiring practices outlined in
The motor makes noise when fan speed is
increased.
Audible high frequency carrier noise may
be an indicator of a stall condition.
The fan wobbles during operation.
Note: Some motor, gearbox, or drive noise is to be expected and is normal.
BIG ASS FAN 4900
Troubleshooting
Possible solution(s)
To be effective, the fan should be rotating in the counterclockwise direction when viewed
button on the controller.
other. If they are, contact Big Ass Fans Customer Service.
• Make sure that all wires are securely connected.
•
If the fan still does not start, contact Customer Service.
• Do not run your controller and sensitive equipment on the same power line.
• Ensure proper grounding at the motor, controller, and from the controller to the utility.
If the noise is still present, contact Customer Service.
not being exposed to external air forces.
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