B767 crew had #1 engine oil quantity go to '0.' higher oil temperature and fluctuating oil pressure ...

Attributes
ACN	535020
Time
Date	200201
Day	Tue
Local Time Of Day	1201 To 1800
Place
Locale Reference	airport : den.airport
State Reference	CO
Altitude	msl single value : 35000
Aircraft 1
Controlling Facilities	artcc : zdv.artcc
Operator	common carrier : air carrier
Make Model Name	B767 Undifferentiated or Other Model
Operating Under FAR Part	Part 121
Flight Phase	cruise : level
Flight Plan	IFR
Person 1
Affiliation	company : air carrier
Function	flight crew : captain oversight : pic
Qualification	pilot : atp
ASRS Report	535020
Person 2
Affiliation	company : air carrier
Function	flight crew : first officer
Events
Anomaly	aircraft equipment problem : critical other anomaly other
Independent Detector	aircraft equipment other aircraft equipment : oil quantity, pressure, temp eicas other flight crewa other flight crewb
Resolutory Action	controller : provided flight assist controller : issued new clearance flight crew : diverted to another airport flight crew : declared emergency flight crew : landed in emergency condition none taken : detected after the fact other
Consequence	other other
Supplementary
Problem Areas	FAA Flight Crew Human Performance Company Aircraft
Primary Problem	Aircraft

Narrative:

FL350 150 mi east of den left engine oil quantity drops to zero, oil temperature 30 degrees hotter than right engine, oil pressure fluctuating and decreasing. Called maintenance and dispatch. Maintenance advised to shut down engine if we reached oil pressure redline and to operate left engine at minimum power. Declared emergency and diverted to den. Prepared for a single engine approach and landing in case we had to shut down engine. Declared a cabin advisory and informed passenger. Landed normally with 2 engines operating.

Original NASA ASRS Text

Title: B767 CREW HAD #1 ENG OIL QUANTITY GO TO '0.' HIGHER OIL TEMP AND FLUCTUATING OIL PRESSURE IN ZDV CLASS A.

Narrative: FL350 150 MI E OF DEN L ENG OIL QUANTITY DROPS TO ZERO, OIL TEMP 30 DEGS HOTTER THAN R ENG, OIL PRESSURE FLUCTUATING AND DECREASING. CALLED MAINT AND DISPATCH. MAINT ADVISED TO SHUT DOWN ENG IF WE REACHED OIL PRESSURE REDLINE AND TO OPERATE L ENG AT MINIMUM PWR. DECLARED EMER AND DIVERTED TO DEN. PREPARED FOR A SINGLE ENG APCH AND LNDG IN CASE WE HAD TO SHUT DOWN ENG. DECLARED A CABIN ADVISORY AND INFORMED PAX. LANDED NORMALLY WITH 2 ENGS OPERATING.

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.

B767 crew had #1 engine oil quantity go to '0.' higher oil temperature and fluctuating oil pressure in ZDV class a.