# SDR SIMA201032602

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: November 19, 2010
- Submitted: November 22, 2010
- Operation: Air carrier
- Aircraft: [N605KS](https://openairdocs.org/aircraft/N605KS), registered now
- Make and model: Emb EMB-145LR
- Registry model: [EMB EMB-145LR](https://openairdocs.org/model/embraer-emb-145lr) (OpenAirDocs)
- Aircraft serial: 145059
- Aircraft time: 30,000 hours, 25,587 cycles
- System (JASC): [3610 · Pneumatic Distribution System](https://openairdocs.org/jasc/3610)
- Part: O-Ring
- Part number: 14521182407
- Condition: Defective
- Location: Bleed Air Sys
- Stage of operation: CL
- How discovered: O
- Nature of condition: O
- Precautionary procedure: A
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/SIMA201032602

## Discrepancy

ON FLIGHT 3633 AFTER TAKEOFF THE CREW REPORTED A NUMBER 1 BLEED LEAK AT FLIGHT LEVEL 50 FOR APPROXIMATELY 3 TO 4 MINUTES.  THE CAPTAIN DECLARED AN EMERGENCY AND LANDED WITHOUT INCIDENT.  THE AIRCRAFT WAS REMOVED FROM SERVICE.  PERFORMED PNEUMATIC ENERGY THOUGHT ONE OF THE ENGINES IAW EMB 145 MM 36-00-00-808-801.  THE OPERATIONAL CHECK WAS GOOD, NO LEAKS FOUND AT THIS TIME.  REMOVED AND REPLACED O-RINGS AND COUPLING NR 23 AND NR 28 IAW AMM 36-11-10.  REMOVED AND REPLACED TUBE ASSEMBLY IPC 36-17-00 FIG 20 ITEM 260 IAW EMB WORKCARD 36-11-10.  REMOVED AND REPLACED COOPER GASKET ON APU BLEED CHECK VALVE IAW EMB 145 AMM 36-12-02.  THE OPERATIONAL CHECK WAS GOOD IAW EMB 145 AMM 36-00-00.  THE AIRCRAFT WAS RETURNED TO SERVICE.

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