SDR USAAF98056

Service difficulty report · Engine · Fokker F28MK0100

Difficulty date: July 18, 1998
Submitted: March 26, 2000
Operation: Air carrier
Aircraft: N869US
Make and model: Fokker F28MK0100
Aircraft serial: 11314
Engine: Rroyce TAYMK65015
System (JASC): 7200 · Engine (Turbine/Turboprop)
Part: Engine
Condition: Failed
Location: Nr 1
Stage of operation: DE
Nature of condition: E, J
Precautionary procedure: A

As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.

What was found

PIT - FLT 8079 - EN ROUTE TO PHL AT FL33 AND ON DESCENT TO FL29, AS N1 CAME BACK THROUGH 50 PERCENT, NR 1 ENGINE VIBRATION INDICATION WENT TO TOP OF ORANGE BAND. THE VIBRATION WAS FELT IN THE COCKPIT FLOOR AND THROTTLE QUADRANT. ALSO, AN AUDIBLE RUMBLE WAS HEARD. FLIGHT DIVERTED TO PIT AND LANDED WITHOUT FURTHER INCIDENT. MAINTENANCE REPLACED THE NR 1 ENGINE ASSY. (M)

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