Faults - How To Recognise Them & What Action To Take; Fires - How To Recognise Them - Menvier Security MF9300 Installation And User Instructions Manual

APPENDIX B
Faults - How To Recognise Them And What Action To Take
All fault conditions on the fire alarm panel will be indicated by the flashing of the general fault
indicator (positioned immediately below the large red fire indicator) and the activation of at least one
other fault-specific indicator. By determining which fault-specific indicator is active and by referring to
the table shown you can decide on what action to take.
INDICATOR
ACTIVE
POWER FAULT flashing
ZONAL FAULT Flashing
ALARM FAULT flashing
EARTH FAULT on
SYSTEM FAULT on

Fires - How to Recognise Them

All fire conditions on the fire panel will be indicated by the flashing of the Main Fire Indicator (large
red indicator) and the activation of at least one Zone Fire Indicator.
Main Fire Indicator on
but not flashing
Main Fire Indicator
flashing
Zone Fire Indicator on
but not flashing
Zone Fire Indicator
flashing
Zone Fire Indicator
'double flash'
FLASH RATE
COMPARED TO
GENERAL FAULT
INDICATOR (G.F.I.)
Faster than G.F.I.
Short flash, long pause.
Slower than G.F.I.
Faster than G.F.I.
Same as G.F.I.
Slower than G.F.I.
Faster than G.F.I.
Fire detection but alarms not sounded
(due to delay or coincidence detection)
Fire detected and alarms sounded
Call Point Fire
Detector Fire
1st stage coincidence detection
PAGE 20
CONDITION
Battery Fault.
Mains fail.
Zone open circuit.
Zone short circuit.
Detector
removed from
base
Alarm open circuit
Alarm short circuit.
Earth Fault in
System
System fault
occurred
ACTION
Refer to service provider.
Check mains supply to
panel is switched on.
Refer to service provider.
Refer to service provider.
Check detectors
in zone are
correctly fitted
in their bases.
Refer to service provider.
Refer to service provider.
Refer to service
provider
Refer to service
provider