Fault Recti Cation - EMS firecell Setup Manual

Fault Recti cation

Device Type Symptom
All Battery missing
RCC Mains fail
Detector Head fault
Sounder No audio output
Radio Hub Receiver failure
Detector Head missing
Sounder Head missing
All Tamper
I/O Units Input short/open
circuit
Radio Hub Aerial tamper
RCC Aerial tamper
Radio Hub Radio interference
All Batteries low
Recti cation Process
Check battery connections and voltages.
Check the RCCs mains supply.
Check that the device is correctly assembled. Failing this, it is
recommended that the detector is replaced.
Check the devices audio monitoring switches are set
correctly. See the devices installation instructions for more
information.
Try resetting the Radio Hub.
Check that the device is correctly assembled. The fault will
clear upon successful relocation.
Check that the device is correctly assembled. The fault will
clear upon successful relocation.
Check that the device is correctly assembled. The fault will
clear upon successful relocation.
Check the 20k end of line resistor is in place and that
connections are secure.
Check for the 47k end of line resistor when measuring
between the centre pin and the outer screen of both aerials
cables and that connections are secure.
Check for the 47k end of line resistor when measuring
between the centre pin and the outer screen of both aerials
cables and that connections are secure.
Has any electrical equipment recently been installed in close
proximity of the Radio Hub. If so it may need to be moved to
an acceptable distance. See Radio Hub Installation
Instructions for details.
Replace all batteries. See the installation instructions for
more details on speci ed batteries.
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