Carrier X4 7300 Operation & Service Manual page 118

Configuration
AUTOFRESH AIR
• AUTOFRESH AIR DELAY SETPOINT
Table 5–1 Configuration Settings
Selections
AUTO FRESH AIR SETTINGS
NOT INSTALLED
STANDARD
0-48 HOURS IN 1 HOUR IN-
CREMENTS
Description
NOT INSTALLED = AutoFresh Air Exchange is not
installed
STANDARD = AutoFresh Air Exchange is installed
SETPOINT - Once the compartment temperature
has reached setpoint 1.5°F (0.8°C), the Auto- Fresh
Air Exchange will start to operate based on the se-
lected Functional Parameters.
0 to 48 Hours - After this length of time, AutoFresh
Air Exchange will begin if the unit is no longer run-
ning in Pulldown, even though the compartment tem-
perature may not have reached setpoint.