Service difficulty report · Idg · Boeing 737990ER

Difficulty date
June 23, 2022
Submitted
June 27, 2022
Operation
Air carrier
Aircraft
N433AS
Make and model
Boeing 737990ER
Aircraft serial
41704
Aircraft time
32,369 hours, 10,238 cycles
Part
Idg
Part number
761574B
Part serial
AAAH009321
Condition
Leaking
Location
#2 Engine
Part time
30,554 hours, 9,651 cycles
Stage of operation
NR
How discovered
O
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

#2 ENGINE OIL TREND DATA SHOWS OIL CONSUMPTION TO GREATER THAN EXPECTED. GROUNDED - YES. REMOVED #2 ENG IDG REF B737-900 AMM 24-11-11. REPLACED IDG SEALOL SEAL REF AMM 72-60-00. INSTALLED #2 IDG REF AMM 24-11-11. BAGGED #2 IDG DRAIN LINE FOR LEAK CHECK. ACCOMPLISHED PART POWER LEAK CHECK REF AMM 71-00-00, VENTS & DRAIN INSPECTION FAILED #2 IDG DRAIN PAD LEAK APPROX 3 DROPS/MIN. REMOVED & REPLACED #2 ENG IDG REF AMM 24-11-11, & #2 ENG IDG SEALOL SEAL REF AMM 72-60-00. LEAK & OPS CHECKED GOOD. BAG REMOVED FROM DRAIN LINE.