<< >> NASA ASRS Report 1698127, November 2019

B767 captain reported idg service caps were not installed prior to ETOPS flight; allowing oil to leak out.

Attributes
ACN	1698127
Time
Date	201911
Local Time Of Day	1201-1800
Place
Locale Reference	ZZZ.Airport
State Reference	US
Environment
Light	Dusk
Aircraft 1
Make Model Name	B767-300 and 300 ER
Operating Under FAR Part	Part 121
Flight Phase	Taxi
Flight Plan	IFR
Component
Aircraft Component	AC Generator/Alternator
Person 1
Function	Captain
Qualification	Flight Crew Air Transport Pilot (ATP) Flight Crew Instrument Flight Crew Multiengine
Events
Anomaly	Aircraft Equipment Problem Less Severe Deviation - Procedural Maintenance Deviation - Procedural Published Material / Policy

Narrative:

Upon postflight; it was noticed that there was a large amount of oil from the left nacelle. The mechanics in ZZZ discovered that the service caps for the left idg were left off allowing oil to escape for the duration of our ETOPS flight.

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Original NASA ASRS Text

Title: B767 Captain reported IDG service caps were not installed prior to ETOPS flight; allowing oil to leak out.

Narrative: Upon postflight; it was noticed that there was a large amount of oil from the left nacelle. The mechanics in ZZZ discovered that the service caps for the left IDG were left off allowing oil to escape for the duration of our ETOPS flight.

Data retrieved from NASA's ASRS site 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.