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The V0STAT55P-3 controller can be mounted inside of
the VSC/VSE unit or on a wall.
After powering on the controller, wait 30 seconds for initial-
ization The indoor unit cannot be controlled by the controller
until initialization is complete.
Start/Stop Operation
Press the Power button.
• Controller ON: LED display lit.
• Controller OFF: LED display not lit.
Set Operation Mode
Press the Mode button to scroll through the mode selec-
tions.
• Cool – System operates in cooling mode.
•
Heat – System operates in heating mode.
•
Dry -- System operates in dehumidification mode.
NOTE -
fan speed cannot be adjusted during dry mode.
• Auto -- System operates in auto mode.
• Fan – Fan only, no heating or cooling.
To set (or change) the room temperature setting (set
point)
Press the up-arrow & down-arrow buttons to adjust the set-
point.
When in Auto mode, separate heating and cooling setpoints
can be set. Press the Mode button to switch between heat-
ing and cooling setpoints.
Backlight
• The backlight turns on when the controller is powered
on. The backlight automatically turns off after 4 sec
-
onds.
• Press the Backlight button to turn on the backlight.
Press any button except for Backlight and Power to turn
off the backlight.
Temperature Unit Display
• Press the Mode button and the Down arrow button and
hold for 3 seconds to toggle between Fahrenheit and
Celsius temperature display.
NOTE -
Indoor units connected to a local controller may
also be controlled by a centralized controller. Indoor units
respond to the last command sent. It is recommended that
indoor units be controlled from a single source of control,
either local controller or centralized controller but not both,
to avoid conflicts in commands.
Operation
Controller Installation
