FIREFINDER SERIES II INSTALLATION, COMMISSIONING &
OPERATION
Supply fault LED illuminated
Check output voltage it should be set to 27.6V.
Low = (less than 26.5V )
High = (greater than 28V )
Check the battery has been connected properly
Earth Fault LED illuminated
Check all input and output cabling and wiring
assemblies for short to ground
System Fault LED illuminated
Ensure correct software is installed
Check all connections for loose wiring
Warning System Fault LED illuminated
Check correct E.O.L is fitted (10K)
Check wiring is connected correctly
Maintenance Alarm cleared but
FireFinder™ still displays Maintenance
Alarm
LCD displays LOOP (number) open circuit
Check in and out legs are connected correctly at
the loop termination board
Unable to clear an O/C or S/C on a loop
You must perform a loop test to clear the fault.
This is a level 1 function.
Communication Loop not working
Check for correct software installed in all
communication boards.
Check LCD at Main controller. This may identify
where there is a break in the communication line
Can not access Function menu
Incorrect Password entered
Ring AMPAC and directions will be given to
provide you with a temporary code
An Analogue Fault occurs when using a
Zone Monitor to monitor a switch.
A 1.8k Ohm resistor must be placed in series with
the switch contacts.
Make sure you have a 10K Ohm EOL resistor
fitted and a diode (1N4004) in series with the
sounder
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