SDR COEA2011112904821

Service difficulty report · Spar Cap · Aerosp ATR72202

Difficulty date: November 29, 2011
Submitted: December 1, 2011
Operation: Air carrier
Aircraft: N821FX
Make and model: Aerosp ATR72202
Aircraft serial: 253
Aircraft time: 31,806 hours, 30,700 cycles
System (JASC): 5511 · Horizontal Stabilizer, Spar/Rib
Part: Spar Cap
Part number: S55171202202
Condition: Corroded
Location: Horiz Stab
Stage of operation: IN
How discovered: V
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

HEAVY CK COE / MAJOR REPAIR / LEVEL 2 CORROSION: LT HORIZONTAL STABILIZER REAR SPAR LOWER SPAR CAP HAS CORROSION ON TOP SURFACE HALF WAY BETWEEN INBOARD HINGE AND MIDDLE HINGE(LENGTH 1.5", WIDTH 1", DEPTH .013"). SUBMITTED TO ATR / REPAIR PER STRUCTURAL REPAIR INSTRUCTIONS FROM ATR.

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