# SDR COMA9710012

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: January 3, 1997
- Submitted: March 26, 2000
- Operation: Air carrier
- Aircraft: [N259CA](https://openairdocs.org/aircraft/N259CA), registered now
- Make and model: Emb EMB-120RT
- Registry model: [EMB EMB-120RT](https://openairdocs.org/model/embraer-emb-120rt) (OpenAirDocs)
- Aircraft serial: 120252
- System (JASC): [5711 · Wing Spar](https://openairdocs.org/jasc/5711)
- Part: Spar Cap
- Part number: 12016045001
- Condition: Misdrilled
- Location: Ws 2902
- Stage of operation: IN
- Nature of condition: O
- Precautionary procedure: K
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/COMA9710012

## Discrepancy

UPON REMOVAL OF A DAMAGED HI-LOCK PIN FOUND ON 2C CHECK, THE HOLE WAS MISDRILLED IN THE LEFT WING AUX SPAR, AT STATION Y=2902, AT THE LOWER SPAR-TO-NACELLE FITTING.  THE DAMAGE EXTENDED THROUGH THE FWD FITTING, THE DOUBLER, THE AUX SPAR, THE LOWER SPAR CAP, AND THE AFT FITTING.  THE HOLE WAS REPAIRED AND THE HI-LOCK REPLACED PER EMBRAER APPROVED REPAIR PROCEDURE NR EST-564/96.

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