Auto-Zone Control Systems Auto-Zone Plus Systems Installation & Operation (Version 03A) - Manual (Page 127)

Auto-Zone Plus Section 3
Programming 3-41
Status Screen #6
Line 4 - Mech Cooling ALARM
Mech Heating ALARM
This line remains blank if no alarm condition exists.
These alarms are generated when the Supply
Temperature does not change more than five
degrees after a stage of heating or cooling has been
activated for 30 minutes.
CVAHU # 18 vl.xx
Zone Cooling ALARM
Line 2 - Zone Sensor O.K.
Bad Zone Sensor!
Zone Cooling ALARM
Zone Heating ALARM
The line will show No Alarms if none of the above
alarm conditions exist.
Line 3 - Binary Input ALARM
This line will remain blank if the contact has not
closed. This input is normally used for Dirty Filter
Alarms.