Preflight checklist


  • Mission conforms with local laws and regulations.
  • The mission was planned in accordance with the guidelines set forth in the Plan section.
  • The mission passed the DeltaQuad Mission Validator
  • Altitudes verified across terrain height.
  • The mission path is free of obstructions for at least 100 meters in each horizontal direction.
  • VTOL Takeoff and VTOL Land items correctly applied.
  • Takeoff and land site is clear of obstacles and structures higher than transition altitude.
  • The approach path for landing is set so that the vehicle points into the wind, or the wind conditions do not exceed 12kph.


  • The vehicle does not exceed the scheduled maintenance or preventive maintenance cycles.
  • The airframe conforms with all local rules and regulations and is permitted to fly the intended mission.
  • The propellers are mounted in the correct position, orientation and direction as specified in the Assembly section.

Visual inspection for damage, dirt, correctly mounted and securely fastened:

  • Propellers
  • Motors
  • Wings
  • Servos
  • Elevons
  • Avionics
  • Connectors

Before closing canopy

  • Flight battery - Securely attached, connector fully joined.
  • Telemetry - Attached and working.
  • Flight controller - Securely attached and cables fully inserted.
  • SD-card installed.
  • Aileron linkage - Properly secured without slop or play.
  • Payload sits within the payload bay and does not exceed 1kg.
  • Components inside the fuselage are securely fastened and cannot move during flight.

After closing canopy

  • Canopy secured (click heard when pushing down)
  • Canopy sits flush with the fuselage (not obstructions under the canopy)
  • VTOL modules and wing joiners properly secured with lock pins down.

Before takeoff

  • Weather conditions and mission within tolerances.
  • The vehicle is pointing into the wind.
  • No warnings on GCS.
  • The wing servos are powered (try to move the ailerons (elevons) and feel resistance from the servo).
  • Vehicles current physical orientation matches the heading observed on GCS.
  • Battery capacity sufficient for vehicle and GCS.
  • Safety features are set correctly.
  • GPS lock is stable with at least 10 registered satellites.
  • Mission uploaded and downloaded to verify.

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