Service difficulty report · Housing · Boeing 74747UF

Difficulty date
July 31, 2010
Submitted
August 3, 2010
Operation
Air carrier
Aircraft
N498MC
Make and model
Boeing 74747UF
Aircraft serial
29259
Aircraft time
47,298 hours, 7,155 cycles
Part
Housing
Condition
Fractured
Location
Fuselage
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 D02+C03 CHECK OF DATUM ACFT, 3 HSG (PN: 65B63619-1/-501) FLANGE FRACTURE WERE FOUND ON MAIN DECK CARGO SYS P-29 SIDE RESTRAINT ASSY (PN: 457U1103-4) BETWEEN STA 2220 AND STA 2319 (REF FIG 1) AND MFG SERV REQ 1-1645483474. (DUE TO NO APPLICABLE REPAIR METHOD CAN BE FOUND IN CMM 25-56-65 AND SRM, AND DELIVERY DATE OF ORDERED NEW HSGS WOULD NOT SUPPORT THE SCHEDULED AIRPLANE RETURN TO SERVICE DATE, DISPOSITION WAS MADE TO ACCOMPLISH A TIME LIMITED REPAIR AS DESCRIBED IN PART 1 WORK INSTRUCTIONS, SCHEDULE INITIAL & REPEAT DVIS AT EVERY 25 FC (FLIGHT CYCLES) AND PERMANENT REPAIR PRIOR TO THE ACCUMULATION OF 180 DAYS AFTER PART 1)

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