BeaconMedaes MEGA 2 Installation, Operation And Maintenance Instructions page 47

Troubleshooting Guide
Symptom
7) Audible alarm reactivates a
short period of time after
MUTE button has been
pressed.
8) Audible alarm activates when
it should, but sound level is
too low.
9) Multi-signal alarm will not
activate on one master
alarm when source contacts
open. Second master works
correctly.
10)Multi-signal alarm will not
activate on either master
alarm when source contacts
open.
11) One or more multi-signal
alarms are in alarm
condition even though they
are not wired to source
equipment.
12)High or low pressure alarm
activated when digital dis-
play indicates pressure or
vacuum is within normal lim-
its.
Possible Cause
a. A new alarm condition has
occurred.
b. Programmable alarm repeat
function has reactivated
audible alarm.
a. Audible alarm volume is set
too low.
b. Faulty annunciator module.
a. Field wiring misconnection.
b. Faulty multi-signal module.
a. Field wiring misconnection.
a. Unused signals have not
been turned off.
a. Alarm set-points have been
changed.
b. Faulty digital display module.
Corrective Action
a. If alarm condition previously silenced
self-corrects and then reactivates
again, alarm panel treats as a new
alarm condition. Flashing visual
indicators represent new alarm
conditions. After being silenced,
visual indicators will stop flashing, but
remain illuminated.
b. Set alarm repeat value at desired
time interval. Refer to Set-Up
instructions pages 35 - 40.
a. Adjust alarm volume potentiometer
located on annunciator module
clockwise to increase. Factory
default setting is max. clockwise
position (max. volume).
b. Replace faulty annunciator module.
a. Correct field wiring. Verify multi-
signal module is connected to correct
source equipment switch.
b. Replace multi-signal module.
a. Correct field wiring. Verify common
wire of both master panels are
connected to same side of source
equipment switch.
a. Perform programming procedure in
order to turn off unused signals.
Refer to Set-Up instructions pages
35 through 40.
a. Use digital display module test mode
as described on page 41 to check
current set-points. If incorrect,
reprogram low and/or high alarm set-
pints. Refer to Set-Up instructions
pages 35 through 40.
b. Replace faulty digital display module.
Part No. 6-847684-00 Rev. D01
47