# SDR CWQR200805

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: June 2, 2008
- Submitted: June 2, 2008
- Operation: Air carrier
- Aircraft: N634QS
- Make and model: Cessna 560XL
- Registry model: [Cessna 560XL](https://openairdocs.org/model/cessna-560xl) (OpenAirDocs)
- Aircraft serial: 5605558
- Aircraft time: 3,328 hours
- System (JASC): [3610 · Pneumatic Distribution System](https://openairdocs.org/jasc/3610)
- Part: Air Duct
- Part number: 66140831
- Condition: Cracked
- Location: Bleed Air Sys
- 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/CWQR200805

## Discrepancy

DURING A PHASE 1-4 INSPECTION THE PRECOOLER EXHAUST DUCT WELD ASSEMBLIES WERE FOUND TO BE CRACKED IN THE LEFT AND RIGHT PYLON.  THE LEFT HAD TWO CRACKS AND THE RIGHT HAD THREE CRACKS.  A SERVICE CONDITION REPORT HAS BEEN SENT TO CESSNA UNDER #362539 FOR THE LEFT AND #362553 FOR THE RIGHT.

---
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.