# SDR IPXA2016033101455

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: March 30, 2016
- Submitted: April 1, 2016
- Operation: Air carrier
- Aircraft: N296UP
- Make and model: Doug MD-11F
- Registry model: [Doug MD-11F](https://openairdocs.org/model/mcdonnell-douglas-md-11f) (OpenAirDocs)
- Aircraft serial: 48474
- Aircraft time: 77,340 hours, 12,545 cycles
- Engine: Pwa PW4460
- System (JASC): [7200 · Engine (Turbine/Turboprop)](https://openairdocs.org/jasc/7200)
- Part: Line
- Part number: 51U78
- Condition: Leaking
- Location: Nr 2 Engine
- Stage of operation: TO
- How discovered: O
- Nature of condition: R, J
- Precautionary procedure: C
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/IPXA2016033101455

## Discrepancy

ENGINE FAIL LIGHT ON T/O ROLL.  REJECT ACCOMPLISHED DUE TO ENGINE MONITORING DATA SHOWING LOW PB PRESSURE NR 2 ENGINE, PERFORMED ENGINE CHECK 3, PB SENSE LINES. FOUND NR 2 ENGINE PB FLEX, PN 51U78 HAS SEVERE AIR LEAK.  REPLACED LINE, PERFORMED ACCEL/DECEL TEST IAW MM 71-02-04 FOR ALL 3 ENGINES.  ALL PARAMETERS NOW NORMAL.  ALL PB PRESSURE 
NORMAL AT APPROXIMATELY 269 PSI.

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