SDR S04J32031

Service difficulty report · Tire · Boeing 747400

Difficulty date
August 5, 2004
Submitted
September 8, 2004
Operation
Air carrier
Make and model
Boeing 747400
Engine
Ge CF680C2*
System (JASC)
3244 · Tire
Part
Tire
Part number
H49X192232PRUT
Part serial
11455301
Condition
Burst
Location
Nr 11
Stage of operation
TO
How discovered
O
Nature of condition
O
Precautionary procedure
C

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

What was found

AFTER TAKE-OFF, AIRPORT FOUND SOME TIRE DEBRIS ON THE RUNWAY. A FEW MINUTES LATER, PILOT NOTICED THE NR 4 HYD FLUID IS LOSING AND DECIDED TO DIVERT. INITIAL INSPECTION REVEALED NR 11 MAIN GEAR TIRE BURST, FLUID RETURNING TUBE OF RT MAIN GEAR DOOR SEQUENCE VALVE CUT, RT WINGROOT REAR FAIRING DAMAGED, AND ONE HARNESS CLAMP ON RT BODY GEAR BROKEN. IAW RELATED MAINTENANCE CORRECTED THE DEFECTS. DIVERSION RESULTED FROM HYD FLUID LOSS, CAUSED BY THE HYD TUBE CUT. IT IS CONSIDERED AS A RESULT OF TIRE-BURST DEBRIS HITTING. CHI HAS ADVISED THE TIRE MANUFACTURER AND REQUESTED INVOLVING THE INVESTIGATION.

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