# SDR CALA2013090591039

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: August 28, 2013
- Submitted: October 14, 2013
- Operation: Air carrier
- Aircraft: [N228UA](https://openairdocs.org/aircraft/N228UA), registered now
- Make and model: Boeing 777222
- Aircraft serial: 30556
- Aircraft time: 49,759 hours, 6,000 cycles
- Engine: Pwa PW40903
- System (JASC): [8300 · Accessory Gearboxes](https://openairdocs.org/jasc/8300)
- Part: Packing
- Part number: 50G92BA
- Part serial: FACF6783
- Condition: Deteriorated
- Location: Agb
- Stage of operation: IN
- How discovered: V
- Nature of condition: K
- Precautionary procedure: K
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/CALA2013090591039

## Discrepancy

SIGNS OF OIL LEAKAGE AROUND FAN CASE EXIT,  OBSERVED ON ARRIVAL.   AFTER EVALUATION FOUND LEAK COMING FROM AGB CONNECTION TO INTERMEDIATE CASE.  CONFIRMED AGB PACKING DETERIORATING.  REPLACED AGB, LAY SHAFT & TOWER SHAFT IAW EC -AR 7261-01349.  RAN NR 1 ENGINE, ALL CHECKS PASSED, NO LEAKS.

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