Annual inspection of fire alarm systems (1) Alarm Systems Inspection Inoperable Deficiency: While inspecting fire alarm system, the FACP showed multiple troubles. Only the two top levels horn strobes functioned upon Fire Alarm activation. Need to investigate and repair. Also due to the nature of wiring status; shorts and fault are prone to keep happening. Refer to pictures for examples. Strongly recommend a rewiring and organizing service for all wires and tap boxes.