# SDR CA060419001

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: April 18, 2006
- Submitted: June 6, 2006
- Operation: General aviation
- Make and model: Aerosp ATR 42-300
- Registry model: [Aerosp ATR 42-300](https://openairdocs.org/model/aerospatiale-aeritalia-atr-42-300) (OpenAirDocs)
- Aircraft time: 26,658 hours
- Engine: Pwa PW120
- Propeller: Hamstd 14SF5
- System (JASC): [3411 · Pitot/Static System](https://openairdocs.org/jasc/3411)
- Part: Pitot Head
- Condition: Obstructed
- Stage of operation: TO
- How discovered: O
- Nature of condition: O
- Precautionary procedure: C
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/CA060419001

## Discrepancy

DURING TAKEOFF ROLL, THE CREW OBSERVED A 20 KT DIFFERENTIAL BETWEEN ASIS.  THE TAKEOFF WAS REJECTED AND THE AIRCRAFT RETURNED TO RAMP.  MAINTENANCE CLEARED DEBRIS FROM THE CAPT'S PITOT PROBE AND CONDUCTED A SYSTEM LEAK CHECK.  THE AIRCRAFT WAS RETURNED TO SERVICE.

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