SDR 03FDEA00780

Service difficulty report · Engine · Doug DC1010

Difficulty date: May 20, 2003
Submitted: May 21, 2003
Operation: Air carrier
Aircraft: N386FE
Make and model: Doug DC1010
Aircraft serial: 46620
Aircraft time: 63,192 hours, 25,326 cycles
Engine: Ge CF66D
Engine time: 64,990 hours, 25,298 cycles
System (JASC): 7261 · Turbine Engine Oil System
Part: Engine
Condition: Malfunctioned
Location: Nr 3
Stage of operation: CR
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

CRUISE ALT (FL370) ANC -- SEA 2+19 ENROUTE TIME "ENG NR 3 OIL PRESS LOW" ALERT. FOLLOWED APPROPRIATE CHECKLIST & LANDED AT DESTINATION. EMERGENCY DECLARED. FOUND ANGLE GEARBOX LOOSE ON HORIZONTAL SHAFT ANGLE GEARBOX CASE SEALS BLOWN, SEVERAL OIL LINES SHEARED FROM VIBRATION. TOWER SHAFT SHEARED FROM ANGLE GEARBOX AND VERTICAL SHAFT HOUSING DISINTERGRATED. ALSO NOTED METAL ON A,G & D SCAVANGE MAG PLUGS. REMOVED AND REPLACE THE #3 ENGINE.

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