
STEP 11
SET NIGHT MINIMUM FAN SPEED
Turn the dial until you reach the moon icon with the
minimum fan speed icon displayed.
Press the dial once, turn the dial until the desired minimum
fan speed is displayed. Press the dial again to save.
You can select the minimum speed you want your exhaust
fan to run at. Once set, the fans will not operate below this
set point.
Night Min.
fan speed
Min. fan
speed icon
STEP 12
SET NIGHT MAXIMUM FAN SPEED
Turn the dial until you reach the moon icon with the
maximum fan speed icon displayed.
Press the dial once, turn the dial until the desired maximum
fan speed is displayed. Press the dial again to save.
You can select the maximum speed you want your exhaust
fan to run at. Once set, the fans will not operate above this
set point.
Max. night
fan speed
Max. fan
speed icon
STEP 13
SET NEGATIVE PRESSURE
Turn the dial until you reach the negative pressure icon.
Press the dial once, turn the dial until the desired negative
pressure is displayed. Press the dial again to save.
Once day and night settings have been set, you can set
the negative pressure, this is the % speed the intake fan
runs below the outtake fan.
The speed
difference of
Intake fan
Negative
Pressure Icon
Moon icon shows
night settings
Moon icon shows
night settings