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Information
AVD 370/2 FAN
© 2019 MacroAir Technologies Toll Free: 866 668 3247 Fax: 909 890 2313 www.macroairfans.com
AVD 370/2 INSTALLATION MANUAL 90-30071-00 Rev A-01 Date: 030121
48
Troubleshooting
Please refer to the table below if you experience issues with the fan operation.
Symptoms
Possible Solution
The fan is not turning and the lights on
the VFD are lit.
Flip disconnect switch to “OFF”
for 30 seconds and
then flip to “ON”
. Ensure that the VFD is properly
connected to the motor.
The fan is not turning and the lights on
the VFD are NOT lit.
Confirm that there is power coming from the
building.
The fan is operating noisily.
Confirm that there is nothing interfering with any
moving parts.
The fan is wobbling.
Confirm that the fan is level and the guy wires (if
present) are properly installed and tightened.
If your issue cannot be resolved using the table above, please contact MacroAir technical
support at
(866) 668-3247
.