Service difficulty report · Fairing · Boeing 74747UF

Difficulty date
May 4, 2012
Submitted
May 4, 2012
Operation
Air carrier
Aircraft
N475MC
Make and model
Boeing 74747UF
Aircraft serial
29252
Aircraft time
57,676 hours, 10,401 cycles
Part
Fairing
Condition
Cracked
Location
Mlg Door
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

DURING WALKAROUND INSPECTION, MX FOUND THE LT WING LANDING GEAR STRUT DOOR FAIRING - T/E, MEASURING 4.0 IN. (DELAMINATION/DISBOND) X 3.25 IN. (CRACK) REF FIG 1. DAMAGE FOUND TO BE BEYOND THE SRM 52-80-02, FIG 101. ALLOWABLE DAMAGE 4 LIMITS IAW SRM 51-70-02, FIG 101 ALLOWABLE DAMAGE GENERAL. (DISPOSITION WAS MADE TO PERFORM A TIME LIMITED REPAIR AS DESCRIBED IN PART 1 WORK INSTRUCTIONS, SCHEDULE REPEAT INSPECTIONS AT EVERY 5 FC (FLIGHT CYCLES) AND PERMANENT REPAIR PRIOR TO THE ACCUMULATION OF 1,000 FH (FLIGHT HOURS) AFTER PART 1 HAS BEEN ACCOMPLISHED AFTER PART 1 IAW SRM 51-70-17 OR SRM 51-70-07.)

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