Service difficulty report · Spar Cap · Doug MD11F

Difficulty date
March 19, 2009
Submitted
March 19, 2009
Operation
Air carrier
Aircraft
N588FE
Make and model
Doug MD11F
Aircraft serial
48490
Aircraft time
58,259 hours, 10,975 cycles
Part
Spar Cap
Condition
Cracked
Location
Vertical 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

CRACK INDICATION APPROXIMATELY 1 1/4 INCH LENGTH FOUND ON THE RT SIDE OF THE LOWER VERTICAL STABILIZER FORWARD FLANGES OF UPPER REAR SPAR CAP. CARRIED OUT REPAIR AS PER SRM 55-20-00 FIG. 3 VOL. I REV. 40. CATEGORY 'B' REPAIR INITIAL INSPECTION TO BE CARRIED OUT AT 5400 CYCLES THERE AFTER REPETITIVE INSPECTION AT EVERY 2700 CYCLES. THIS REPAIR CLASSIFIED AS MAJOR AS PER GMM 6-2-100 REV 107.

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