# SDR EIA2005152

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: August 23, 2005
- Submitted: November 8, 2005
- Operation: Air carrier
- Aircraft: N486EV
- Make and model: Boeing 747 212B
- Registry model: [Boeing 747 212B](https://openairdocs.org/model/boeing-747-212b) (OpenAirDocs)
- Aircraft serial: 20888
- Aircraft time: 84,994 hours, 20,076 cycles
- Engine: Pwa JT9D7J
- Engine time: 62,724 hours, 14,568 cycles
- System (JASC): [7530 · Compressor Bleed Control](https://openairdocs.org/jasc/7530)
- Part: Controller
- Condition: Malfunctioned
- Location: Nr 3 Engine
- Stage of operation: DE
- How discovered: O
- Nature of condition: O
- Precautionary procedure: E
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/EIA2005152

## Discrepancy

NR 3 ENGINE ON DESCENT FL 350 WOULD NOT RESPOND TO PUSH-UP.  RESTART REQUIRED ALL PAREMETERS WERE NORMAL RESTART OK.  NR 3 EVC REPLACED AND TRIMMED PER MMS 71-00-00 AND 75-31-01 RESPONCE NORMAL.

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