Narrative:

During takeoff; climb; and cruise; seemed a little left wing heavy which required numerous trim settings. Fuel indications showed balanced throughout all regimes of flight except during descent. Descending through FL190; ATC turned us north for vectoring and asked us to expedite descent. At the same time fuel indications showed left wing 2000 pounds greater than the right wing. Accomplished fuel leak or uncommanded fuel tank xfer procedure and landed normally into ZZZ1. Fuel upon gate arrival showed 1400 pounds heavier in left wing than right. This particular aircraft came out of ZZZ1's maintenance hangar after a lightning strike inspection. The fuel slip from ZZZ1 to ZZZ2 was normal; and the aircraft had inspection.

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Original NASA ASRS Text

Title: AN MD80 IN TKOF; CLB; AND CRUISE THE L WING APPEARED HVY AND REQUIRED NUMEROUS TRIM SETTINGS. FUEL QUANTITY INDICATIONS BALANCED. ON GND; L WING INDICATED 1400 LBS HEAVIER.

Narrative: DURING TKOF; CLB; AND CRUISE; SEEMED A LITTLE L WING HVY WHICH REQUIRED NUMEROUS TRIM SETTINGS. FUEL INDICATIONS SHOWED BALANCED THROUGHOUT ALL REGIMES OF FLT EXCEPT DURING DSCNT. DSNDING THROUGH FL190; ATC TURNED US N FOR VECTORING AND ASKED US TO EXPEDITE DSCNT. AT THE SAME TIME FUEL INDICATIONS SHOWED L WING 2000 LBS GREATER THAN THE R WING. ACCOMPLISHED FUEL LEAK OR UNCOMMANDED FUEL TANK XFER PROC AND LANDED NORMALLY INTO ZZZ1. FUEL UPON GATE ARR SHOWED 1400 LBS HEAVIER IN L WING THAN R. THIS PARTICULAR ACFT CAME OUT OF ZZZ1'S MAINT HANGAR AFTER A LIGHTNING STRIKE INSPECTION. THE FUEL SLIP FROM ZZZ1 TO ZZZ2 WAS NORMAL; AND THE ACFT HAD INSPECTION.

Data retrieved from NASA's ASRS site as of January 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.