Service difficulty report · Frame · Boeing 757224

Difficulty date
November 24, 2019
Submitted
November 28, 2019
Operation
Air carrier
Aircraft
N12109
Make and model
Boeing 757224
Aircraft serial
27299
Aircraft time
97,512 hours, 22,783 cycles
Part
Frame
Part number
143N1013
Condition
Dented
Location
Bs 680
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

B757-06-3-0230 DENT ON FWD CARGO LH FRAME UPPER FLANGE AT STA 68 0 BETWEEN STR 24L-25L. RG35. REF ST ENGINEERING. N/R 0080866 CHECKED LIMITS TO DENT ON FWD CARGO LH FRAME UPPER FLANGE AT STA 680 BETWEEN 24L AND 25L; L=1.36", W=1.0", D=.038". OUT OF LIMI TS IAW B757-200 SRM 53-00-07 AD1, FIG 101, PG 101. REPAIRED FRAM E IAW B757-200 SRM 53-00-07 REPAR 5, FIG 201, PG 201. REPAIR IS A CATEGORY "B" REPAIR AND REQUIRE INSPECTIONS IAW B757-200 SRM 53-00-07, REPAIR 5, FIG 201, TABLE II, PG 211. AREA F.O.D FR EE . THIS REPAIR IS A ZONE 1 CAT B REPAIR. INITIATED DIP TO PERFORM A DVI AND HFEC INSPECTIONS AT 37,500 FC AFTER REPAIR OR BEFORE 50,000 IRFRAME FC WHICHEVER COMES FIRST. WITH REPETATIVE INSP. FIGURE 201 TABLE II. AT 12,000 FC THERE AFTER. REF. B757-200 SRM 53-00-07 REPAIR 5