# SDR HNAA202608100646

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: August 3, 2026
- Submitted: August 10, 2026
- Operation: Air carrier
- Aircraft: [N644AE](https://openairdocs.org/aircraft/N644AE), registered now
- Make and model: Emb EMB-145LR
- Registry model: [EMB EMB-145LR](https://openairdocs.org/model/embraer-emb-145lr) (OpenAirDocs)
- Aircraft serial: 145204
- Aircraft time: 56,999 hours, 54,269 cycles
- Engine: Rroyce AE3007A1
- System (JASC): [7532 · Compressor Bleed Valve](https://openairdocs.org/jasc/7532)
- Part: O-Ring
- Condition: Leaking
- Location: Bleed Valve
- Stage of operation: TX
- How discovered: O
- Nature of condition: B
- Precautionary procedure: O
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/HNAA202608100646

## Discrepancy

EXHAUST FUME SMELL IN COCKPIT.   APU BLEED SYSTEM.   R&R APU BLEED VALVE O-RINGS IAW AMM 36-12-03. OPS CHECKED GOOD.  LEAKS CHECK GOOD.NO OTHER OR FUMES IN COCKPIT OR CABIN.OK FOR SERVICE AT THIS TIME.

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