# SDR CH1A200395008

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: March 24, 2003
- Submitted: March 26, 2003
- Operation: Air carrier
- Aircraft: [N295AS](https://openairdocs.org/aircraft/N295AS), registered now
- Make and model: Boeing 727290
- Aircraft serial: 22147
- Engine: Pwa JT8D17
- Engine time: 2,345 hours, 931 cycles
- System (JASC): [7200 · Engine (Turbine/Turboprop)](https://openairdocs.org/jasc/7200)
- Part: Engine
- Condition: Malfunctioned
- Location: Nr 2
- Stage of operation: TO
- How discovered: O
- Nature of condition: E, J
- Precautionary procedure: C
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/CH1A200395008

## Discrepancy

TAKE OFF ROLL,  ENGINES WERE SPOOLED TO 1.4 EPR BRAKES WERE RELEASED AND EPR POWER WAS ABOUT 1.8 WHEN A DIFINITE LOUD VIBRATION WAS HEARD AND FELT.  NR 2 N2, N1, AND EPR JUMPED ABRUPTLY AND AUTO PACK TRIP OCCURED.  TAKE OFF ABORTED AND RETURNED TO GATE SPEED = 90KTS ALL INDICATIONS ARE NORMAL AT IDLE

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