# SDR UALA2011021400772

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: February 13, 2011
- Submitted: March 10, 2011
- Operation: Air carrier
- Aircraft: [N210UA](https://openairdocs.org/aircraft/N210UA), registered now
- Make and model: Boeing 777222
- Aircraft serial: 30216
- Aircraft time: 39,440 hours, 8,686 cycles
- Engine: Pwa PW4077
- System (JASC): [7230 · Turbine Engine Compressor Section](https://openairdocs.org/jasc/7230)
- Part: Rub Strip
- Condition: Damaged
- Location: Nr 1 Fan Case
- Stage of operation: IN
- How discovered: V
- Nature of condition: O
- Precautionary procedure: K
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/UALA2011021400772

## Discrepancy

NR 1 ENGINE ATTRITION LINER AT 6 O'CLOCK POSITION FILLER REPAIR, BREAKING LOOSE. APPROX 3"X 2".  ON WALK AROUND FOUND NR 1 ENG RUB STRIP AT APPROX 6 O'CLOCK POSITION DAMAGED. DAMAGE IS WITHIN THE RUB STRIP INNER LAYER, MEASURING 3.5 INCHES WIDEST AREA.  FAN RUB STRIP SEGMENT NOT REPLACEABLE ON WING.  NR 1 ENGINE FAN BLADE CASE RUB STRIP REPAIRED PER MM.

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