# SDR SIMA20160126005

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: January 26, 2016
- Submitted: January 29, 2016
- Operation: Air carrier
- Aircraft: [N634AE](https://openairdocs.org/aircraft/N634AE), registered now
- Make and model: Emb EMB-145LR
- Registry model: [EMB EMB-145LR](https://openairdocs.org/model/embraer-emb-145lr) (OpenAirDocs)
- Aircraft serial: 145150
- Aircraft time: 38,874 hours, 35,506 cycles
- System (JASC): [5330 · Fuselage Main, Plate/Skin](https://openairdocs.org/jasc/5330)
- Part: Skin
- Part number: 14522229001
- Condition: Cracked
- Location: Fuselage
- 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/SIMA20160126005

## Discrepancy

RIGHT UPPER FUSELAGE SKIN CRACKED 2 PLACES, CRACK 1 IS JUST AFT OF FRAME 75, JUST ABOVE STRINGER 2R, CRACK IS APPROX 3/8" IN LENGTH.  CRACK 2 IS ON FRAME 75, AT THE FIRST FASTENER BELOW STRINGER 2R, CRACK IS APPROX 1/4".  EASI 8071 USED, 100-500 KHZ PROBE, FREQ=400 KHZ, V-GAIN=77.0, H-GAIN=64.0, LPF=100.  ACCOMPLISHED REPAIR OF RT UPPER FUSELAGE SKIN 2 PLACES, AT FRAME 75 JUST ABOVE 2R & FRAME 75 BELOW 2R IAW ERS-EM-53MR-1894.

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