# SDR 09712131148

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: June 22, 1997
- Submitted: March 26, 2000
- Operation: Air carrier
- Aircraft: [N148US](https://openairdocs.org/aircraft/N148US), registered now
- Make and model: Doug DC-10-40
- Registry model: [Doug DC-10-40](https://openairdocs.org/model/douglas-dc-10-40) (OpenAirDocs)
- Aircraft serial: 46757
- Engine: Pwa JT9D20J
- System (JASC): [7200 · Engine (Turbine/Turboprop)](https://openairdocs.org/jasc/7200)
- Part: Engine
- Condition: Malfunctioned
- Location: Nr 1
- Stage of operation: TO
- Nature of condition: R
- Precautionary procedure: C, D
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/09712131148

## Discrepancy

CREW ABORTED TAKEOFF AT 110 KNOTS WHEN THE NR 1 ENGINE WOULD NOT REACH TAKEOFF EPR.  TAKEOFF EPR WAS SET TO 1.51, BUT NR 1 ENGINE ONLY REACHED 1.45.  ALL OTHER ENGINE INDICATIONS WERE NORMAL.  CREW RAN ENGINE TO TAKEOFF EPR OF 1.51 AND PERFORMED BLEED CHECK PER MM 72-00-04, WITH NO DEFECTS.  SPECIFIC PART CAUSING PROBLEM TO BE DETERMINED.

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