# SDR GNMA201307240001

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: July 23, 2013
- Submitted: July 24, 2013
- Operation: General aviation
- Aircraft: [N6640C](https://openairdocs.org/aircraft/N6640C), registered now
- Make and model: Cessna 414A
- Registry model: [Cessna 414A](https://openairdocs.org/model/cessna-414a) (OpenAirDocs)
- Aircraft serial: 0044
- Aircraft time: 14,478 hours, 7,239 cycles
- System (JASC): [3411 · Pitot/Static System](https://openairdocs.org/jasc/3411)
- Part: Pitot System
- Condition: Abnormal
- Location: Zone 100
- Part time: 14,478 hours, 7,239 cycles
- Stage of operation: CR
- 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/GNMA201307240001

## Discrepancy

INSTRUMENTS RELATED TO PITOT SYS STARTED TO READ ABNORMALLY, POSSIBLE OBSTRUCTION IN  PITOT SYS PLUMBING.

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