# SDR C2XA03CL006

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: January 7, 2003
- Submitted: January 8, 2003
- Operation: Air carrier
- Aircraft: [N48901](https://openairdocs.org/aircraft/N48901), registered now
- Make and model: Emb EMB-145LR
- Registry model: [EMB EMB-145LR](https://openairdocs.org/model/embraer-emb-145lr) (OpenAirDocs)
- Aircraft serial: 145501
- Engine: Allsn AE3007A
- System (JASC): [7314 · Engine Fuel Pump](https://openairdocs.org/jasc/7314)
- Part: Pump
- Part number: 23076368
- Part serial: BAE12295
- Condition: Reads High
- Location: Nr 1 Eng Fuel
- Stage of operation: CR
- How discovered: O
- Nature of condition: N
- Precautionary procedure: E, A
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/C2XA03CL006

## Discrepancy

FLIGHT NR 2678, THE CREW REPORTED AT 28000 FT,  THE AIRCRAFT BEGAN TO SHAKE AND THE NR 1 ENGINE N1 EXCEEDED 103 PERCENT.  THE NR 1 ITT WAS AT LEAST 940 DEGRESS.  THE CAPTAIN REDUCED THRUST TO IDLE WITH NO RESPONSE FROM THE ENGINE.  THE CREW SHUT DOWN THE NR 1 ENGINE AND DIVERTED.  THE AIRCRAFT LANDED WITHOUT FURTHER INCIDENT.  MAINTENANCE INSPECTED AND REPLACED THE NR 1 FUEL PUMP METERING UNIT AND BOTH 1A AND 1B FADEC'S.   OPERATIONAL CHECKS WERE GOOD ON THE GROUND.THE AIRCRAFT WAS TEST FLOWN WITH NO DISCREPANCIES. 1A FADEC P/N 23074001 S/N BX160136  1B FADEC P/N 23074001 S/N BX160138

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