A B737700 took off with 1700 pounds in center tank. Turned center pumps on and burned down to 430 pounds. Crew suspects violation of airworthiness directive 2002-19-52.

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Attributes
ACN	566170
Time
Date	200211
Day	Thu
Local Time Of Day	1801 To 2400
Place
Locale Reference	airport : lax.airport
State Reference	CA
Altitude	msl single value : 28000
Environment
Flight Conditions	VMC
Light	Daylight
Aircraft 1
Controlling Facilities	artcc : zla.artcc
Operator	common carrier : air carrier
Make Model Name	B737-700
Operating Under FAR Part	Part 121
Flight Phase	descent : vacating altitude
Flight Plan	IFR
Person 1
Affiliation	company : air carrier
Function	flight crew : captain oversight : pic
Qualification	pilot : atp
Experience	flight time last 90 days : 200 flight time total : 8000 flight time type : 5000
ASRS Report	566170
Person 2
Affiliation	company : air carrier
Function	flight crew : first officer
Qualification	pilot : atp
Experience	flight time last 90 days : 200 flight time type : 3500
ASRS Report	566269
Events
Anomaly	aircraft equipment problem : critical non adherence : published procedure non adherence : far other anomaly other
Independent Detector	aircraft equipment other aircraft equipment : center tank fuel qty ind other flight crewa other flight crewb
Resolutory Action	none taken : detected after the fact
Consequence	other
Supplementary
Problem Areas	Flight Crew Human Performance Chart Or Publication Airspace Structure Aircraft
Primary Problem	Flight Crew Human Performance

Narrative:

Took off with 1700 pounds in center tanks, tanks off. Approximately 10 mins after takeoff, turned ctrs on and asked first officer to help monitor. Got busy and didn't turn off center tanks until 680 pounds. Bled down to 430 pounds. Rest of flight uneventful. FAA inspector on jumpseat. He had no comments after landing.

Original NASA ASRS Text

Title: A B737700 TOOK OFF WITH 1700 LBS IN CTR TANK. TURNED CTR PUMPS ON AND BURNED DOWN TO 430 LBS. CREW SUSPECTS VIOLATION OF AIRWORTHINESS DIRECTIVE 2002-19-52.

Narrative: TOOK OFF WITH 1700 LBS IN CTR TANKS, TANKS OFF. APPROX 10 MINS AFTER TKOF, TURNED CTRS ON AND ASKED FO TO HELP MONITOR. GOT BUSY AND DIDN'T TURN OFF CTR TANKS UNTIL 680 LBS. BLED DOWN TO 430 LBS. REST OF FLT UNEVENTFUL. FAA INSPECTOR ON JUMPSEAT. HE HAD NO COMMENTS AFTER LNDG.

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.