B767 has leading edge flap problem after takeoff. Crew returns to land overweight with no problem.

Attributes
ACN	445173
Time
Date	199908
Day	Wed
Local Time Of Day	1201 To 1800
Place
Locale Reference	airport : lax.airport
State Reference	CA
Altitude	msl single value : 2000
Environment
Light	Daylight
Aircraft 1
Controlling Facilities	tower : lax.tower
Operator	common carrier : air carrier
Make Model Name	B767 Undifferentiated or Other Model
Operating Under FAR Part	Part 121
Navigation In Use	other
Flight Phase	climbout : initial landing : roll
Flight Plan	IFR
Person 1
Affiliation	company : air carrier
Function	flight crew : captain oversight : pic
Qualification	pilot : atp pilot : multi engine
ASRS Report	445172
Person 2
Affiliation	company : air carrier
Function	flight crew : first officer
Qualification	pilot : multi engine pilot : atp pilot : commercial pilot : instrument
ASRS Report	445172
Events
Anomaly	aircraft equipment problem : critical other spatial deviation
Independent Detector	aircraft equipment other aircraft equipment : eicas other flight crewa
Resolutory Action	flight crew : landed in emergency condition flight crew : declared emergency
Consequence	other
Supplementary
Problem Areas	Aircraft
Primary Problem	Aircraft

Narrative:

On flap retraction, EICAS message leading edge flap asymmetry and amber leading edge light. Did book procedure and landed lax. Checked overweight limits in operations manual and performance manual. Landed at 384600 pounds soft touchdown normal landing. Used captain's emergency authority/authorized to land overweight. Supplemental information from acn 445172: normal landing and rollout. Taxied back to gate after inspection. There were several previous write-ups for flap problems with this aircraft.

Original NASA ASRS Text

Title: B767 HAS LEADING EDGE FLAP PROB AFTER TKOF. CREW RETURNS TO LAND OVERWT WITH NO PROB.

Narrative: ON FLAP RETRACTION, EICAS MESSAGE LEADING EDGE FLAP ASYMMETRY AND AMBER LEADING EDGE LIGHT. DID BOOK PROC AND LANDED LAX. CHKED OVERWT LIMITS IN OPS MANUAL AND PERFORMANCE MANUAL. LANDED AT 384600 LBS SOFT TOUCHDOWN NORMAL LNDG. USED CAPT'S EMER AUTH TO LAND OVERWT. SUPPLEMENTAL INFO FROM ACN 445172: NORMAL LNDG AND ROLLOUT. TAXIED BACK TO GATE AFTER INSPECTION. THERE WERE SEVERAL PREVIOUS WRITE-UPS FOR FLAP PROBS WITH THIS ACFT.

Data retrieved from NASA's ASRS site as of July 2007 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.