# SDR ANCF200400064

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: December 9, 2005
- Submitted: December 12, 2005
- Operation: Air carrier
- Aircraft: [N506NA](https://openairdocs.org/aircraft/N506NA), registered now
- Make and model: Boeing 757-28A
- Registry model: [Boeing 757-28A](https://openairdocs.org/model/boeing-757-28a) (OpenAirDocs)
- Aircraft serial: 24771
- Aircraft time: 40,803 hours, 16,127 cycles
- Engine: Rroyce RB211535E4
- System (JASC): [3020 · Air Intake Anti/De-Ice System](https://openairdocs.org/jasc/3020)
- Part: Anti-Ice Valve
- Condition: Malfunctioned
- Location: Lt Engine
- Stage of operation: TO
- How discovered: O
- Nature of condition: J
- Precautionary procedure: C
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/ANCF200400064

## Discrepancy

EICAS MSG L ENG ANTI ICE AND ENG ANTI-ICE VALVE CAME ON DURING TAKEOFF ROLL WITH MAX THRUST SET.  IAW AMM 30-21-03 REPLACED ENGINE INLET THERMAL ANTI ICE V/V LTANTI ICE VALVE P/N 7646B000  S/N 040571-5.

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