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Operation
After applying power to the connected HVLS fan(s), the
keypad control will start up and default to fan operation
mode. The current operation mode will be displayed
on the user display in the top left corner of the screen.
"FAN" denotes fan operation mode, while "LIGHT"
denotes light operation mode.
ROTATION DIRECTION BUTTON
FAN/LIGHT MODE BUTTON
NOTE: If ordered for multi-fan operation, keypad control
can be used to operate multiple HVLS fans of the
same model and size at the same speed setting (0-10)
with the same direction of rotation. Refer to page 3 for
details on daisy-chaining multiple fans.
Initial Setup
1. While in fan operation mode, press and hold the
rotation direction button for (4) seconds to enter
the user menu.
2. Press the up/increase button until "BladeNum" is
displayed on the screen.
3. Using the rotation direction button, scroll through
the available blade quantities until the appropriate
number of blades is displayed on the screen.
4. Press the power button to confirm the blade
number selection. An asterisk will appear to the
right of the selected blade number to denote that
the selection has been saved.
5. Press the up/increase button until "BladeLen" is
displayed on screen.
6. Using the rotation direction button, scroll through
the available fan sizes until the appropriate size is
displayed on screen.
7. Press the power button to confirm the fan size
selection. An asterisk will appear to the right of the
selected fan size to denote that the selection has
been saved.
NOTE: Due to continuous development, Greenheck
reserves the right to update software without notice.
®
Fan Operation Mode
The keypad control buttons will have the following
functions:
Power Button
• Press the power button to toggle the fan(s) on or
off. The current power setting will be displayed
on the user display in the top right corner of the
screen.
USER DISPLAY
Rotation Direction Button
UP/INCREASE BUTTON
DOWN/DECREASE BUTTON
• Press the rotation direction button to toggle the
rotation of the fan between forward and reverse
operation. The current direction of rotation will be
displayed on the user display in the bottom left
corner of the screen. "" denotes forward rotation,
while "" denotes reverse rotation.
• Press and hold the rotation direction button for
(4) seconds to open the user menu screen. Refer to
User Menu Navigation.
Fan/Light Mode Button
• Press the fan/light mode button to toggle between
fan operation mode and light operation mode (refer
to Light Operation Mode). The current operation
mode will be displayed on the user display in
the top left corner of the screen. "FAN" denotes
fan operation mode, while "LIGHT" denotes
light operation mode. A flashing "?" icon after
the current operation mode on the user display
indicates a fan status warning or the occurrence of
a fault. Refer to User Menu Navigation and table of
fault codes.
Up/Increase Button
• Press the up/increase button to increase fan speed
by whole number values up to a maximum of 10
(max speed). The current speed setting will be
displayed on the user display in the bottom right
corner of the screen. The keypad control will retain
the fan(s) last speed setting and resume operation
at this setting when fan(s) are powered off and on
again.
Down/Decrease Button
• Press the down/decrease button to decrease
fan speed by whole number values down to a
minimum of 0 (fan off). The current speed setting
will be displayed on the user display in the bottom
right corner of the screen. The keypad control will
retain the fan(s) last speed setting and resume
operation at this setting when fan(s) are powered
off and on again.
High Volume, Low Speed Keypad Control
5
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