Negligently or accidentally activated alarm signal (DFIRS codes 741 -746)
Faulty, malfunctioning, or improperly maintained equipment (DFIRS codes 731 - 736)
Defective devices (DFIRS codes 731 - 736)
Failure to notify fire dispatch center when testing the fire alarm signaling system (DFIRS codes 741, 742, 744)
Fire alarm panel was reset prior to fire department arrival*