Aviation Mechanic - General, Airframe, and Powerplant › II. Airframe › Task M. Airframe Fire Protection Systems

AM.II.M.S12

Skill

Inspect a continuous-loop type fire detection system.

Study note

Get a short, cited explanation of this element written from the FAA handbooks: the core idea, the numbers that matter, common test traps, and a quick self-check.

From the FAA library

Aviation Maintenance Technician Handbook - Airframe p. 17-16
Chapter 17: Fire Protection Systems › Fire Detection System Maintenance
fire detection system typically includes the inspection and servicing of damaged sections, containment of loose material that could short detector terminals, correcting connection joints and shielding, and replacement of damaged sensing elements. An inspection and maintenance program for all types ... continuous-loop systems should include the following visual checks. Note: These procedures are examples and should not be used to replace the applicable manufacturer’s instructions. Figure 17-23. Lavatory smoke detector diagram. Figure 17-24. Lavatory fire extinguishing bottle…
Aviation Maintenance Technician Handbook - Powerplant p. 9-10
Chapter 9: Engine Fire Protection Systems › Fire Detection System Maintenance
increases the chance of damage to the sensing elements during maintenance. An inspection and maintenance program for all types of continuous-loop systems should include the following visual checks. These procedures are examples and should not be used to replace…
Aviation Maintenance Technician Handbook - Powerplant p. 9-1
Chapter 9: Engine Fire Protection Systems › Introduction › Engine Fire Detection Systems
operates directly from the aircraft power system without inverters. 10. Minimum electrical current requirements when not indicating a fire. 11. Each detector system should turn on a flight deck light, indicating the location of the fire, and have ... audible alarm system. 12. A separate detector system for each engine. Engine Fire Detection Systems Several different types of fire detection systems are installed in aircraft to detect engine fires. Two common types used are spot…
Aviation Maintenance Technician Handbook - Powerplant p. 9-16
Chapter 9: Engine Fire Protection Systems › Boeing 777 Aircraft Fire Detection & Extinguishing System › Engine Fire Switches
Engine Fire Switches The engine fire panel is in the flight deck on the P8 aisle stand. The engine fire panel has a fire switch for each engine and a discharge light for each fire bottle. [Figure ... engine fire switch has four functions: Gives an indication of an engine fire, • Stops the engine, • Isolates the engine from the aircraft systems, and • Controls the engine fire extinguishing system. The fire switch assembly incorporates a solenoid that…
Aviation Maintenance Technician Handbook - Powerplant p. 9-17
Chapter 9: Engine Fire Protection Systems › APU Fire Detection & Extinguishing System
Fire Detection & Extinguishing System The APU fire protection system is similar in design to engine fire protection systems, but there are some differences. The APU is often operated with no personnel in the flight deck ... fire protection system can operate in an unattended mode on the ground with the engines not running. If there is an APU fire in the unattended mode, the fire extinguisher discharges automatically. The APU operates in the attended mode…