London Fire Safety Guidance for Houses in ... - Harrow Council

Mains wired smoke alarms with battery back-up Linked within the FMO so that all sound within the FMO when anyone alarm is activated May be wired to the local lighting circuit, or alternatively to a singleindependent circuit at the dwelling’s (i.e. flat’s) main distributionboard – no other equipment to be connected to this circuit other thana circuit other than a circuit monitoring device.LD2 Category Coverage Interlinked smoke alarms sited in internal hallway/lobby of each flat. Interlinked smoke alarms sited in bedrooms and living rooms Interinked heat alarms sited in kitchens. Any bedroom with cookingfacilities should be treated as a bedsit.AN FMO WITHIN A PURPOSE-BUILT BLOCK OF FLATS (MANSIONBLOCK)Grade D System Mains wired smoke alarms with battery back up. Linked so that all sound when any one alarm is activated. May be wired to the local lighting circuit, or alternatively, to a singleindependent circuit at the dwelling’s (i.e. flat’s) main distributionboard – no other equipment to be connected to this circuit other thana circuit monitoring device.LD2 Category CoverageInterlinked smoke alarms sited in internal hallway/lobby of flat.Interlinked smoke alarms bedrooms and living roomsInterlinked heat alarms in kitchensGENERAL POINTS APPLICABLE TO ALL SYSTEMSSilencing and disablement facilitiesIn order to avoid the use of undesirable methods of disablement, all firedetection and alarm systems within the scope of these parts of BS 5839should be provided with suitable and readily accessible means by which theuser can silence fire alarm signals without the use of a tool. If access to ceilingmounted smoke alarms is difficult this may justify upgrading the system to oneproviding an element of central control.User responsibilities testing and servicingThe recommendations of the appropriate parts should be followed.London Fire Safety Guidance for Houses in Multiple OccupationVersion 2: 06/06