# SDR ASAA2020021873202

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: February 17, 2020
- Submitted: February 19, 2020
- Operation: Air carrier
- Aircraft: [N479AS](https://openairdocs.org/aircraft/N479AS), registered now
- Make and model: Boeing 737990ER
- Aircraft serial: 60576
- Aircraft time: 18,597 hours, 5,940 cycles
- Engine: Cfmint CFM567B27E
- System (JASC): [7220 · Turbine Engine Air Inlet Section](https://openairdocs.org/jasc/7220)
- Part: Spacer
- Part number: 3401169310
- 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/ASAA2020021873202

## Discrepancy

PER T/C 78472010 #2 ENGINE FAN BLADE LUBE SPACERS #2,4,8,12,13,20,21,22,23, AND 24 ELASTOMERS ARE DISBONDED. GROUNDED - YES. REPLACED THE ABOVE SPACERS POSITIONS PER T/C 78472010.

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