# SDR SIMA20141122003

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: November 22, 2014
- Submitted: November 24, 2014
- Operation: Air carrier
- Aircraft: [N642AE](https://openairdocs.org/aircraft/N642AE), registered now
- Make and model: Emb EMB-145LR
- Registry model: [EMB EMB-145LR](https://openairdocs.org/model/embraer-emb-145lr) (OpenAirDocs)
- Aircraft serial: 145193
- Aircraft time: 35,519 hours, 31,950 cycles
- System (JASC): [3411 · Pitot/Static System](https://openairdocs.org/jasc/3411)
- Part: Pitot System
- Condition: Contaminated
- Stage of operation: CR
- How discovered: O
- Nature of condition: S
- Precautionary procedure: K
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/SIMA20141122003

## Discrepancy

DURING CRUISE AT FL 360 CAPTAIN`S AIRSPEED DECREASED 10KT COMPARED TO STANDBY & FIRST OFFICERS AIRSPEED THEN CAPTAINS AIRSPEED DECREASED 30KT IN DESCENT.  DRAINED MOISTURE FROM PITOT SYS IAW AMM 34-13-00.  PERFORMED OPERATIONAL CHECK OF ADC SYS IAW AMM 34-15-00.  OPERATIONS CHECKED GOOD.  ACFT OK FOR SERVICE.  AMT IS NOT AUTHORIZED FOR CAT II.  ACFT IS NOT CAT II OPERATIONS.

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