Service difficulty report · Frame · Boeing 747212B

Difficulty date
July 6, 2007
Submitted
July 27, 2007
Operation
Air carrier
Aircraft
N522UP
Make and model
Boeing 747212B
Aircraft serial
21936
Aircraft time
74,820 hours, 17,560 cycles
Part
Frame
Condition
Cracked
Location
Bs 2231 S24-25l
Stage of operation
IN
How discovered
9
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

INSPECTION TYPE:C M/D LT BS2231 FRAME INNER CHORD S24L-25L FOUND 1 HOLE CRACK AT FRAME STRAP RUNNING FWD APPROX 1/8". M/D BS2231 FRAME ATTACH INNER CHORD AND STRAP REPAIRED BTN STR22L TO 26L AREA AS PER SRM 53-10-04 FIG 115. CONTINUE INSPECTION ARE REQ AS PER SRM 53-10-04 FIG 115. REFER NRC51556 FOR WORKING DETAIL. (UPS MPI#P19306 RAISED FOR CONTINUE INSPECTION)

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