# SDR ASAA2023010741492

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: January 7, 2023
- Submitted: January 12, 2023
- Operation: Air carrier
- Aircraft: [N564AS](https://openairdocs.org/aircraft/N564AS), registered now
- Make and model: Boeing 737890
- Aircraft serial: 35103
- Aircraft time: 59,398 hours, 17,626 cycles
- Engine: Cfmint CFM567B262
- Engine time: 53,330 hours, 15,788 cycles
- System (JASC): [7230 · Turbine Engine Compressor Section](https://openairdocs.org/jasc/7230)
- Part: Guide Vane
- Condition: Cracked
- Location: Nr 1 Engine
- Stage of operation: IN
- How discovered: B
- Nature of condition: O
- Precautionary procedure: K
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/ASAA2023010741492

## Discrepancy

WHILE PERFORMING ASA T/C 78472022 ON #1 ENG NOTED 2 LPT NGV'S WITH INTERSECTING CRACKS . ONE HAS MULTIPLE HOLES THIS IS AN UNSERVICEABLE CONDITION. ALSO THERE ARE 2 LPT NGV'S WITH FULL CRACKS. GROUNDED - YES. REMOVED ENGINE SN 896273. REF ASA SHOP W/O #1938400, ESN 896273.

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