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

Page 76

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Section 3

Auto-Zone Basic

3-8 Programming

Alarm Definitions

Cooling Failure! or Heating Failure! - Once the heating or cooling is activated, the

Supply Air Temperature has 30 minutes to
change by at least 5°F, or the Zone Manager
assumes a mechanical failure has occurred and
generates an alarm.

Bad Supply Air Sensor or Bad Zone
Sensor

- The Zone Manager or Zone Controller was

unable to detect the appropriate sensor
installed.

Bypass Feedback Fail

- During calibration the controller does not

receive a signal from the Bypass Damper
Actuator Feedback Pot
.

Damper Opening Alarm

- The Bypass Damper Actuator does not travel

the full open position on a call to open.

Damper Closing Alarm

- The Bypass Damper Actuator does not travel

to its full closed position on a call close.

Static Sensor Alarm

- The current static pressure reading has been

above 3.0 inches or below 0.01 inches for more
than 30 seconds.

Missing Zone

- The Zone Manager has been out of contact

with a specific zone for 5 consecutive pollings.

Zone Damper Fail

- The zone damper either failed the startup

calibration or it has stopped responding to
commands.

Auxiliary Alarm

- A contact closure is detected on the AUX2

input

Maverick Zone

- The identified zone has exceeded a 4°F heating

or cooling demand for at least 1 hour.

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