# SDR SIMA20210517003

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: May 17, 2021
- Submitted: May 18, 2021
- Operation: Air carrier
- Aircraft: [N928AE](https://openairdocs.org/aircraft/N928AE), registered now
- Make and model: Emb EMB-145LR
- Registry model: [EMB EMB-145LR](https://openairdocs.org/model/embraer-emb-145lr) (OpenAirDocs)
- Aircraft serial: 14500911
- Aircraft time: 38,232 hours, 33,295 cycles
- System (JASC): [4950 · APU Bleed Air System](https://openairdocs.org/jasc/4950)
- Part: O-Ring
- Condition: Leaking
- Location: Apu Bleed
- Stage of operation: CL
- How discovered: O
- Nature of condition: J
- Precautionary procedure: O
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/SIMA20210517003

## Discrepancy

BLEED 1 LEAK CLIMBING THROUGH 8000. PERFOMED ARH STILL INDICATED LEAK. LOSS OF CABIN PRSSURE EMERGENCY DECLARED.SWAP A/C CONT -C/A-T/S IAW FIM 36-20-00-810-801-A. FOUND LEAK AT JOINT #21. RAR BLEED AIR O-RING IAW EMB 145 AMM 36-11-10. OPS CHECK GOOD. NO DEFECTS NOTED.

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