SDR HALA0700443

Service difficulty report · Housing · Boeing 7673CB

Difficulty date: October 10, 2007
Submitted: October 12, 2007
Operation: Air carrier
Aircraft: N590HA
Make and model: Boeing 7673CB
Aircraft serial: 33467
Aircraft time: 18,698 hours, 3,574 cycles
Engine: Pwa PW4060
System (JASC): 7261 · Turbine Engine Oil System
Part: Housing
Condition: Leaking
Location: Nr 4 Bearing
Stage of operation: IN
How discovered: V
Nature of condition: K
Precautionary procedure: K

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

What was found

ETOPS SIGNIFICANT SYSTEM, NR 2 ENGINE HIGH OIL CONSUMPTION 8 PINTS ADDED. ACCOMPLISHED AMM TASK 79-00-00-206 STEP G. LEAKAGE DETECTION INSPECTION ON NR 2 ENGINE, FOUND LEAK AT NR 4 BEARING OIL STRAINER HOUSING. TORQUED AND SAFETY B-NUT, NO LEAKS NOTED ON ENGINE RUN UP.

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