Narrative:

Acrid and irritating fumes in cockpit during climb after takeoff. The operating flight test crew and maintenance personnel declared an emergency and followed QRH procedures.

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Original NASA ASRS Text

Title: An A330-300 Flight Test Crew on a post maintenance test flight declared an emergency and returned to their departure airport when acrid fumes entered the cockpit during initial climb.

Narrative: Acrid and irritating fumes in cockpit during climb after takeoff. The operating Flight Test Crew and Maintenance personnel declared an emergency and followed QRH procedures.

Data retrieved from NASA's ASRS site as of April 2012 and automatically converted to unabbreviated mixed upper/lowercase text. This report is for informational purposes with no guarantee of accuracy. See NASA's ASRS site for official report.