SDR 97ZZZX4435

Service difficulty report · Suport · Skrsky S76

Difficulty date: June 20, 1997
Submitted: March 26, 2000
Operation: Air carrier
Aircraft: N707AL
Make and model: Skrsky S76
Aircraft serial: 760189
System (JASC): 7921 · Engine Oil Cooler
Part: Suport
Part number: 7607030019101
Condition: Failed
Location: Oil Filter
Stage of operation: IN
Nature of condition: O
Precautionary procedure: K

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

What was found

DISCOVERED DURING DAILY INSPECTION, SUPPORT PN 76070-30019-101 (ALUMINUM) SECURING NR 1 EXTERNAL OIL FILTER HOUSING TO OIL COOLER COWLING FAILED FROM FATIGUE CRACK INDUCED BY NORMAL AIRCRAFT VIBRATIONS. REPLACE ALUMINUM SUPPORT WITH ONE MADE OF STAINLESS STEEL. NOTE: THIS IS AN ACTIVE IN-HOUSE MODIFICATION CURRENTLY C/W ON 14 OF 17 GULF COAST S-76'S.