# SDR ASAA2023092145356

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: September 21, 2023
- Submitted: September 29, 2023
- Operation: Air carrier
- Aircraft: [N531AS](https://openairdocs.org/aircraft/N531AS), registered now
- Make and model: Boeing 737890
- Aircraft serial: 35199
- Aircraft time: 47,112 hours, 13,740 cycles
- System (JASC): [2421 · AC Generator-Alternator](https://openairdocs.org/jasc/2421)
- Part: Idg
- Part number: 761574B
- Part serial: 1741
- Condition: Leaking
- Location: #1 Engine
- Part time: 69,622 hours, 25,592 cycles
- Stage of operation: IN
- How discovered: O
- Nature of condition: K
- Precautionary procedure: K
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/ASAA2023092145356

## Discrepancy

TECH SERVICES FOLLOW UP REQUEST FOR FREQUENT #1 IDG SERVICING(#PRI2/ETOPS). GROUNDED - YES. (RESOLVED ON W/O: 1970975 TASKCARD: N/R-00001 ) WHILE ACCOMPLISHING TSR715005 FOUND A LARGE AMOUNT OF OIL AROUND THE QUAD RING. REMOVED AND REPLACED #1 ENG IDG REF AMM 24-11-11. OPS CHECKED GOOD. P/N VERIFICATION ACCOMPLISHED WITH SEAMC PETER. REF L/P 60525944 FOR #1 ENF IDG OIL AND FILTERS CHANGE. SEAMC LAMOT NOTIFIED.

---
OpenAirDocs.org is an independent research project of [Contrail Labs](https://contraillabs.com/). It is not affiliated with the FAA or the NTSB. Source documents are U.S. government works in the public domain.