Building Automation Knowledge Base

Warning Hazard of Electric Shock: Remove all power from all devices before removing any covers or doors of the system. Disconnect power at the device and at the power source. Electrostatic Discharge Required: Always discharge static electricity from your person by touching metal prior to handling any hardware. Failure to do so may result in damage to devices. Issue Detector showing internal trouble. Product Line ESMI Fire Detection. Environment FFSULH2001. FFSULH2003. Cause If the analogue value of a detector measured by the panel is outside of the normal operating range (≤41 to ≥95) the panel will show “Internal Trouble” indicating that the detector is faulty and should be serviced. Resolution Replace the faulty detector.