SDR U0GA2009030780996

Service difficulty report · Oil System · Agusta AB139

Difficulty date: March 7, 2009
Submitted: April 8, 2009
Operation: General aviation
Aircraft: N697RS
Make and model: Agusta AB139
Aircraft serial: 31035
Engine: Pwc PT6C67C
Engine time: 1,906 hours
System (JASC): 7261 · Turbine Engine Oil System
Part: Oil System
Condition: Leaking
Location: Nr 1 Engine
Part time: 839 hours
Stage of operation: DE
How discovered: O
Nature of condition: K, J
Precautionary procedure: E, A

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

What was found

DURING THE INITIAL DESCENT FROM 4500 FT, CRUISING ALTITUDE, ACFT SUFFERED A PRESSURE LOSS TO NR 1 ENGINE OIL SUPPLY, APPROX 8 MINUTES FROM LANDING. OIL PRESSURE INDICATION FLICKERED TO A YELLOW CAUTION MOMENTARILY. POST FLIGHT INSP CONFIRMED MASS OIL LOSS FROM NR1 ENGINE.

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