# SDR DL73G050546

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: September 14, 2005
- Submitted: September 28, 2005
- Operation: Air carrier
- Aircraft: [N231DN](https://openairdocs.org/aircraft/N231DN), registered now
- Make and model: Boeing 737-3L9
- Registry model: [Boeing 737-3L9](https://openairdocs.org/model/boeing-737-3l9) (OpenAirDocs)
- Aircraft serial: 23717
- Aircraft time: 44,605 hours, 24,299 cycles
- System (JASC): [3411 · Pitot/Static System](https://openairdocs.org/jasc/3411)
- Part: Probe
- Part number: 106145818
- Condition: Overheated
- Location: Pitot System
- Stage of operation: CL
- How discovered: 9
- Nature of condition: B
- Precautionary procedure: A
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/DL73G050546

## Discrepancy

ATB DUE TO FO PITOT TUBE OVERHEATING AND CAUSING INSULATION IN COCKPIT SIDEWALL TO SMOLDER.  REPLACED PROBE.

---
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.