# SDR 2020FA0000366

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: August 9, 2020
- Submitted: August 9, 2020
- Operation: General aviation
- Aircraft: [N142AA](https://openairdocs.org/aircraft/N142AA), registered now
- Make and model: Cessna 560XL
- Registry model: [Cessna 560XL](https://openairdocs.org/model/cessna-560xl) (OpenAirDocs)
- Aircraft serial: 5605281
- Aircraft time: 2,934 hours, 1,719 cycles
- System (JASC): [3610 · Pneumatic Distribution System](https://openairdocs.org/jasc/3610)
- Part: Bleed Air Sys
- Condition: Unknown
- Stage of operation: CL
- How discovered: O
- Nature of condition: J
- Precautionary procedure: A
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/2020FA0000366

## Discrepancy

AIRCRAFT RETURNED FROM FLIGHT DUE DURING CLIMB AT FL 24,400’, CREW HEARD A BANG SOUND COMING FROM THE AFT OF THE AIRCRAFT (ALONG WITH NO BLEED AIR), WITH A CABIN PRESS LEAK RATE OF 400 FT/MIN. AT FL 10,000’, NO BLEED AIR FROM LH & RH ENGINE AND APU. AT FL 3,000’, BLEED AIR IS ON/OFF INTERMITTENTLY. AT FL 2,000’, BLEED AIR NORMAL.

---
OpenAirDocs.org is an independent research project of [Contrail Labs](https://contraillabs.com/). It is not affiliated with the FAA or the NTSB. Source documents are U.S. government works in the public domain.