# SDR DHLA200800095

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: September 3, 2008
- Submitted: September 15, 2008
- Operation: Air carrier
- Aircraft: N781DH
- Make and model: Boeing 727227
- Aircraft serial: 21996
- Aircraft time: 61,311 hours, 34,617 cycles
- System (JASC): [7711 · Engine Pressure Ratio (EPR)](https://openairdocs.org/jasc/7711)
- Part: Epr System
- Condition: Faulty
- Location: Nr 3 Engine
- 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/DHLA200800095

## Discrepancy

WHEN SETTING T/O THRUST, NR 3 ENGINE PARAMETERS WERE SIGNIFICANTLY LOWER WITH EPR READINGS MATCHED.  T/O REJECTED AT 80 KTS, TEMP 27, PA 3925 GW 160K.  NR 3 ENG EPR SYSTEM DEFERRED REF B737 MEL 77-1-1.  CAT A DDD 3.6.09.  ALL ASSOCIATED ENG INDICATIONS NORMAL.  CONTROL NR 33529.  PLACARD INSTALLED.  FLIGHT NR 119.  ACFT WAS GROUNDED. 9/12/2008 FOUND CONTAMINATION IN NR 3 PT2 LINE BLOWOUT AND REINSTALL LINE IAW B727, MM 77-11-0 RUN ENG IAW JRH 5.2.  OPS CHECK GOOD. (K)

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