# SDR SIMA20150123001

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: January 23, 2015
- Submitted: January 26, 2015
- Operation: Air carrier
- Aircraft: [N605KS](https://openairdocs.org/aircraft/N605KS), registered now
- Make and model: Emb EMB-145LR
- Registry model: [EMB EMB-145LR](https://openairdocs.org/model/embraer-emb-145lr) (OpenAirDocs)
- Aircraft serial: 145059
- Aircraft time: 40,100 hours, 33,713 cycles
- System (JASC): [3411 · Pitot/Static System](https://openairdocs.org/jasc/3411)
- Part: Pitot System
- Condition: Contaminated
- Stage of operation: DE
- How discovered: O
- Nature of condition: S, J
- Precautionary procedure: B
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/SIMA20150123001

## Discrepancy

DEPARTED IN HEAVY PRECIPITATION, EN ROUTE RECEIVED COMPARATOR ANNUNCIATION FOR AIRSPEED MULTIPLE TIMES 4 - 6 KNOT DIFFERENCE AT 360. THEN DESCENDING THROUGH 340 AIRSPEED DIFFERENCE OF APPROX 50 KTS BETWEEN CAPTAIN & FIRST OFFICER AIRSPEED, ALTITUDE DIFFERENCE OF OVER 200'.  DRAINED WATER FROM PITOT SYSTEMS 1 - 2 DRAINS.  PERFORMED PITOT STATIC LEAK CHECK & FUNCTIONAL CHECK IAW AMM 34-13-00 WITH NO FAULTS.

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