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Clause 45.4 Inspection and Test of a System Over a 12 Month Period
• The switch mechanism of every manual call point should be tested.
• Every automatic fire detector should be examined and functionally tested. Note: this includes, but is
not limited to; smoke detectors, most heat detectors, optical beam smoke detectors, aspirating fire
detection systems, carbon monoxide fire detectors and flame detectors.
• Additional checking is required for some analogue fire detectors and for multi-sensor detectors.
• All fire alarm devices should be tested.
• Certain filament lamps should be replaced.
• Visual inspection of readily accessible cable fixings should be undertaken.
• The cause and effect programme should be checked.
• The standby power supply capacity should be checked.
• Other annual checks and tests recommended by the system component manufacturers should be
undertaken.
• Outstanding defects should be reported and the servicing certificate issued.
Clause 46.4.4 Recommendations for action to address an unacceptable rate of false alarms
• This Clause recommends that any false alarm investigation and subsequent modifications to the
system takes into account the guidance provided in Section 3 of BS5839-1 : 2002. Note: Any
organisation undertaking false alarm investigations and related remedial work should be able to
demonstrate their competence to undertake such work.
Section 3 of BS5839-1 : 2002
• This section contains comprehensive information on all aspects of limitation of false alarms. The
measures to limit false alarms are divided into eight groups:
• Siting and selection of manual call points.
• Selection and siting of automatic fire detectors.
• Selection of system type.
• Protection against electromagnetic interference
• Performance monitoring of newly commissioned systems.
• Filtering measures.
• System management.
• Regular servicing and maintenance.
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