# SDR ASAA2020122333765

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: December 23, 2020
- Submitted: December 29, 2020
- Operation: Air carrier
- Aircraft: [N428AS](https://openairdocs.org/aircraft/N428AS), registered now
- Make and model: Boeing 737990ER
- Aircraft serial: 36353
- Aircraft time: 18,318 hours, 5,802 cycles
- Engine: Cfmint CFM567B27E
- System (JASC): [7220 · Turbine Engine Air Inlet Section](https://openairdocs.org/jasc/7220)
- Part: Spacer
- Part number: 3400012620
- Condition: Debonded
- Location: Nr 2 Fan Blade
- 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/ASAA2020122333765

## Discrepancy

WHILE ACCOMPLISHING T/C 78472010 ON NR 2 ENGINE, FOUND 9 FAN BLADE SPACERS WITH DISBONDED ELASTOMERS.  GROUNDED-YES.  REMOVED AND REPLACED 9 FAN BLADE SPACERS ON NR 2 ENGINE, REF T/C 78472010.

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