Service difficulty report · Frame · Boeing 747228F

Difficulty date
August 17, 2010
Submitted
August 17, 2010
Operation
Air carrier
Aircraft
N753SA
Make and model
Boeing 747228F
Aircraft serial
21787
Aircraft time
119,067 hours, 23,482 cycles
Part
Frame
Condition
Cracked
Location
Fuselage
Stage of operation
IN
How discovered
E
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

CABIN - DURING HFEC INSPECTION ON TENSION TIE AND FRAME AT RT BS 840, FOUND 01EA HOLE CRACK INDICATION ON FRAME WEB AND DOUBLER STACK UP. FRAME AT RIGHT BS 840 CUT OUT PER SRM 53-10-04 FIGURE 133 REVISION 117. HFEC INSPECTION CARRIED OUT ON CUT OUT AREA & FOUND NO CRACK EVIDENT. FABRICATED REPAIR FRAME, DOUBLER & CHANNEL SPLICE PER SRM 53-10-04 FIGURE 133 REVISION 117. FABRICATED REPAIR FRAME & DOUBLER HEAT TREATED, HARDNESS TESTED AND CONDUCTIVITY TESTED AS PER 5602 REVISION AF, 5946 REVISION AA AND 5651 REVISION A. FABRICATED REPAIR FRAME, DOUBLER & CHANNEL SPLICE HOLES PICKED UP, PROTECTED AND INSTALLED PER SRM 51-30-05, 51-10-02 AND 51-30-02 REVISION 117.