Installation Guide

24
BIG ASS FAN 4900
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Operating the fan controller
WARNING: The following startup procedures apply to standard model controllers. Procedures may vary depending on
installation options and system automation. The installer should verify proper wiring, terminations, and proper voltage
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Starting and stopping the fan
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functions. To start the fan, press the green RUN button. To stop
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Adjusting fan speed
The Arrow buttons control speed adjustment. To adjust fan speed,
press the Up or Down Arrow button. Single presses will increase or
decrease the speed in 1-2% increments. Pressing and holding the
Up or Down Arrow button will slowly and continuously adjust fan
speed until the button is released.
Reversing direction of fan rotation
The direction of fan rotation can be reversed when the fan is
stopped or running. To reverse the direction of rotation, press the
Direction button, and then press the Memory/Enter button (as
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indicating the pending change.
Electrical Installation (cont.)
M
RF
RUN
STOP
AUTO FWD
REV
M
RF
RUN
STOP
AUTO FWD
REV
RUN
STOP
M
RF
then
M
RF
RUN
STOP
AUTO FWD
REV
Drive Idle/Stopped Screen
Fan Speed Percentage Display
(73.5% Running FWD)
Typical Fault Message Display
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