Auto-Zone Control Systems Auto-Zone Basic Systems Installation & Operation (Version 02C) - Manual (Page 93)

Auto-Zone Basic Section 3
Programming 3-25
Override Screen #2
ZONE FORCE MODES
Force to MINIMUM 0
Force to MAXIMUM 0
[0= Normal 1=Force]
The Zone Controller Dampers can all be forced at the same
time to their Minimum or Maximum Damper/Airflow
Setpoints. On Pressure Independent systems, this feature is
useful during air balance operations.
Enter a "1" next to the desired force mode to make it active.
Enter "0" to disable the force mode.