# SDR FQAR20170829084

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: August 29, 2017
- Submitted: September 19, 2017
- Operation: General aviation
- Aircraft: [N318PA](https://openairdocs.org/aircraft/N318PA), registered now
- Make and model: Piper PA-44-180
- Registry model: [Piper PA-44-180](https://openairdocs.org/model/piper-pa-44-180) (OpenAirDocs)
- Aircraft serial: 4496134
- Aircraft time: 9,020 hours
- Engine: Lyc O360A1H6
- System (JASC): [7810 · Engine Collector/Tailpipe/Nozzle](https://openairdocs.org/jasc/7810)
- Part: Exhaust Riser
- Part number: 89366005
- Condition: Blown
- Location: Rt Engine
- Part time: 91 hours
- 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/FQAR20170829084

## Discrepancy

DURING A ROUTINE INSPECTION, THE RIGHT ENGINE NUMBER 3 EXHAUST RISER WAS FOUND TO BE BROKEN APART AND GAPING OPEN. BREAK WAS ALONG THE LINE OF A PREVIOUS WELD REPAIR PERFORMED BY OTHER REPAIR STATION. BREAK WAS APPROX 350° AROUND CIRCUMFERENCE OF RISER.

---
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.