AFES functionality testing includes what action?

• A. Verifying system can discharge on command
• B. Painting the extinguishing bottle
• C. Bypassing the system in emergencies
• D. Removing the bottle every month

Answer: (A)

Discharging on command is what AFES functionality testing is all about. The test verifies that the extinguishing system responds to a command from the cockpit or an automatic trigger by releasing the agent through its discharge valves and nozzles, ensuring the fire suppression capability works when needed. This confirms the actuators, wiring, and control signals operate correctly and that the system will actually suppress a fire if commanded.

Painting the extinguishing bottle isn’t related to functional operation of the system; it’s a cosmetic maintenance task and has no effect on whether the system can discharge. Bypassing the system in emergencies would defeat its purpose and isn’t a standard part of a functionality test. Removing the bottle monthly is a maintenance or inventory action, not a test of the system’s ability to function.