# SDR ASAA2018061855090

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: June 15, 2018
- Submitted: June 18, 2018
- Operation: Air carrier
- Aircraft: [N532AS](https://openairdocs.org/aircraft/N532AS), registered now
- Make and model: Boeing 737890
- Aircraft serial: 36346
- Aircraft time: 31,208 hours, 9,310 cycles
- Engine: Cfmint CFM567B27
- System (JASC): [7220 · Turbine Engine Air Inlet Section](https://openairdocs.org/jasc/7220)
- Part: Blade
- Part number: 3400010260
- Part serial: DM016517F
- Condition: Worn
- Location: Nr 1 Engine
- Part time: 31,207 hours, 9,309 cycles
- 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/ASAA2018061855090

## Discrepancy

WHILE ACCOMPLISHMENT OF T/C 78472002,  FOUND CU-NI-IN COATING ON BLADE 21 OF THE NR 1 ENGINE WORN, OUT OF LIMITS.  ACFT GROUNDED.  REMOVED AND REPLACED THE BLADE PAIR 9 AND 21 IAW T/C 78472002, AND AMM 72-21-02.

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