Widebody transport has loss of oil pressure and quantity. Return land.

Attributes
ACN	255473
Time
Date	199310
Day	Sat
Local Time Of Day	1801 To 2400
Place
Locale Reference	atc facility : msp
State Reference	MN
Altitude	msl bound lower : 29000 msl bound upper : 29000
Environment
Flight Conditions	VMC
Light	Night
Aircraft 1
Controlling Facilities	artcc : zmp
Operator	common carrier : air carrier
Make Model Name	Widebody, Low Wing, 4 Turbojet Eng
Navigation In Use	Other
Flight Phase	climbout : intermediate altitude
Flight Plan	IFR
Person 1
Affiliation	company : air carrier
Function	flight crew : captain oversight : pic
Qualification	pilot : atp pilot : instrument
Experience	flight time last 90 days : 150 flight time total : 20500 flight time type : 6000
ASRS Report	255473
Person 2
Affiliation	company : air carrier
Function	flight crew : first officer
Qualification	pilot : commercial pilot : instrument pilot : atp
Events
Anomaly	aircraft equipment problem : critical other anomaly other
Independent Detector	aircraft equipment other aircraft equipment : unspecified
Resolutory Action	other
Consequence	Other
Supplementary
Primary Problem	Aircraft
Air Traffic Incident	other

Narrative:

Passing FL290 on climb to FL330, #1 engine oil quantity pressure went to '0'. Checklist was called for and #1 engine was shut down. Fuel was dumped. Aircraft returned to msp and landed normally.

Original NASA ASRS Text

Title: WDB HAS LOSS OF OIL PRESSURE AND QUANTITY. RETURN LAND.

Narrative: PASSING FL290 ON CLB TO FL330, #1 ENG OIL QUANTITY PRESSURE WENT TO '0'. CHKLIST WAS CALLED FOR AND #1 ENG WAS SHUT DOWN. FUEL WAS DUMPED. ACFT RETURNED TO MSP AND LANDED NORMALLY.

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.