FAA AMT Airframe Test 2026 – 400 Free Practice Questions to Pass the Exam

Fuel stains around a fuel nozzle indicate a clogged fuel nozzle because the fuel cannot flow properly through the nozzle and may leak or seep out around the nozzle instead of being sprayed as intended. This could be due to a blockage in the nozzle preventing the free flow of fuel. The other options may indicate different issues such as running leaks or seepage but specifically, fuel stains around a fuel nozzle point towards a clogged nozzle.