Panel Alarm Conditions; Fire Alarm Condition; Fault Condition; Functionality During A System Fault - Haes MZAOV-1001 Installation, Commissioning & Operating Manual

Multizone AOV User Manual

Panel Alarm Conditions

Fire Alarm Condition

The display shows location/origin of the fire alarm and the total number of vent zones in a fire
alarm condition.
If two or more vent zones enter the fire alarm condition, the display also shows the location of
the last zone to enter a fire alarm condition.
In addition:
•
The General Alarm LED and the respective Vent active LED(s) will be illuminated
•
The fire alarm bells/sounders will activate (depending on how they are programmed to
respond).
To silence the internal buzzer, press the Mute Buzzer button.
To silence the bells, press the Silence Alarm button.
To reset the panel, press the Reset System button.

Fault Condition

If the panel detects a fault condition, the display will indicate the number and nature of the
fault(s). The internal buzzer will sound with an intermittent tone and the amber General Fault
LED will illuminate pulsing, and any other specific panel or vent zone fault LED(s) will be
illuminated.
Press the Left/Right and Up/Down arrow keys to scroll through the list of faults.
Press the Mute Buzzer
will change to steady illumination
Note: The fault condition is non-latching (except System Fault) and the indications will
automatically be cleared when the fault is remedied. Press the Reset System
a fault.
Note: If silenced, the buzzer will re-sound when a new fault occurs.

Functionality during a system fault

A system fault is indicated when a processor controlling a function in the panel has a watchdog
time-out or processor failure. In the event of a system fault, the affected board may not be
functional. The following indications may be observed:
•
Display Board (Main control board)
o System Fault LED continuous only
o Continuous buzzer sound
o Display board is halted and no other indication or control is possible
o Fault relay is activated.
•
Power Supply Board
o System Fault LED pulsing
o General Fault LED pulsing
Approved Document Ref: UI-MAOV-01 Issue 1.0
key to silence the internal buzzer. The General Fault amber LED
OPERATING INSTRUCTIONS
key to clear
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