Regulation & law · 12/12/2001
FAA Issues Airworthiness Directive for McDonnell Douglas DC-9-10, -20, -30, -40 Series and C-9 Airplanes
The Federal Aviation Administration (FAA) has issued an airworthiness directive requiring modifications to the spoiler control system and protective interlock box assemblies on certain McDonnell Douglas Model DC-9-10, -20, -30, -40 series airplanes and C-9 airplanes to prevent smoke and fire in the flight compartment due to overheating of the automatic spoiler actuator or loss of the spoiler control system.