A B767-200 flight crew experienced asymmetrical flaps during retraction after takeoff. They declared an emergency and returned to the departure airport.

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Attributes
ACN	806778
Time
Date	200810
Local Time Of Day	1201 To 1800
Place
Locale Reference	airport : zzz.airport
State Reference	US
Altitude	msl single value : 3000
Environment
Flight Conditions	VMC
Light	Daylight
Aircraft 1
Operator	common carrier : air carrier
Make Model Name	B767-200
Operating Under FAR Part	Part 121
Flight Phase	climbout : initial
Flight Plan	IFR
Person 1
Affiliation	company : air carrier
Function	flight crew : captain oversight : pic
Qualification	pilot : atp
ASRS Report	806778
Events
Anomaly	aircraft equipment problem : critical
Independent Detector	aircraft equipment other aircraft equipment : eicas
Resolutory Action	flight crew : declared emergency flight crew : diverted to another airport flight crew : landed in emergency condition
Supplementary
Problem Areas	Aircraft
Primary Problem	Aircraft

Narrative:

Configuring flaps from position 15 degrees to 20 degrees. EICAS indicated leading edge slat asymmetrical. Vectored for extended pattern to accomplish QRH checklist items. Declared emergency with ATC. Landed without further incident. Taxied to gate.

Original NASA ASRS Text

Title: A B767-200 FLT CREW EXPERIENCED ASYMMETRICAL FLAPS DURING RETRACTION AFTER TAKEOFF. THEY DECLARED AN EMERGENCY AND RETURNED TO THE DEPARTURE AIRPORT.

Narrative: CONFIGURING FLAPS FROM POS 15 DEGS TO 20 DEGS. EICAS INDICATED LEADING EDGE SLAT ASYMMETRICAL. VECTORED FOR EXTENDED PATTERN TO ACCOMPLISH QRH CHKLIST ITEMS. DECLARED EMER WITH ATC. LANDED WITHOUT FURTHER INCIDENT. TAXIED TO GATE.

Data retrieved from NASA's ASRS site as of May 2009 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.