We’re still collecting data for this aircraft. Routes appear once we’ve seen it fly enough times.
The flightcrew not lowering the landing gear and/or verifying the landing gear position as required by three separate checklists, which resulted in an inadvertent gear-up landing. A factor to the accident was the flightcrew not complying with the required minimum equipment list placard that prohibited the silencing of the landing gear warning horn.
Beech 1900D