Service difficulty report · Idg · Boeing 737990ER

Difficulty date
August 26, 2016
Submitted
August 29, 2016
Operation
Air carrier
Aircraft
N491AS
Make and model
Boeing 737990ER
Aircraft serial
44109
Aircraft time
2,970 hours, 1,001 cycles
Part
Idg
Part number
761574B
Part serial
AAAH006964
Condition
Leaking
Location
Nr 2 Engine
Part time
23,292 hours, 7,076 cycles
Stage of operation
IN
How discovered
V
Nature of condition
O
Precautionary procedure
K

As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.

What was found

NR 2 ENGINE IDG OIL LEVEL IS BELOW THE SIGHT GLASS. BAGGED THE NR 2 ENGINE IDG DRAIN AND AFTER 10 MINUTE RUN FOUND OIL IN THE BAG, ACFT GROUNDED. REMOVED AND REPLACED THE NR 2 ENGINE IDG IAW AMM 24-11-11-400-801. LEAK AND OPS CHECK GOOD. NO CONTAMINATION FOUND ON THE FILTERS OF THE REMOVED IDG.