# SDR SIMA20150417001

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: April 17, 2015
- Submitted: April 20, 2015
- Operation: Air carrier
- Aircraft: [N692AE](https://openairdocs.org/aircraft/N692AE), registered now
- Make and model: Emb EMB-145LR
- Registry model: [EMB EMB-145LR](https://openairdocs.org/model/embraer-emb-145lr) (OpenAirDocs)
- Aircraft serial: 14500866
- Aircraft time: 27,358 hours, 22,964 cycles
- System (JASC): [3411 · Pitot/Static System](https://openairdocs.org/jasc/3411)
- Part: Pitot System
- Condition: Contaminated
- Location: Lt & Rt
- Stage of operation: UK
- How discovered: O
- Nature of condition: J
- Precautionary procedure: B
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/SIMA20150417001

## Discrepancy

IAS COMPARATOR CAUTIONS ON PFD'S LOSS OF 10 KTS ON CAPTAINS SIDE WITH GAIN OF 15KTS.  FIRST OFFICERS IAS LOST AIRSPEED.  BOTH CAPTAIN & FIRST OFFICER AIRSPEED BEGAN TO DECREASE.  ACFT WAS IMC AT FL 370, SAT -55.  ACFT ANTI-ICING WAS SELECTED TO ALL.  AIRSPEED INDICATIONS CONTINUED TO DECREASE.  CLEANED LT & RT PITOT MAST MOISTURE DRAINS & DRAINED WATER FROM P1 & P2 LOW POINT DRAINS.  NR 1 & 2 ADC'S OPERATIONS CHECKED OK IAW AMM CH 34-15-00.

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