Service difficulty report · Floorbeam · Boeing 7272Q9

Difficulty date
June 16, 2007
Submitted
June 16, 2007
Operation
Air carrier
Aircraft
N740DH
Make and model
Boeing 7272Q9
Aircraft serial
21930
Aircraft time
47,830 hours, 38,338 cycles
Part
Floorbeam
Condition
Misrepaired
Location
Fuselage
Stage of operation
IN
How discovered
V
Nature of condition
W
Precautionary procedure
K

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

What was found

C CHECK REF N/R 053923, PREVIOUS RE-WORK/ BLEND-OUT ON FLOORBEAM AND INTERCOSTAL AT BS 300 TO 312 RBL 45 WL200 THAT APPEARS TO BE UNFINISHED AND NOT A STANDARD SRM REPAIR. REMOVED FASTENERS FOR ACCESS IAW B727 SRM 51-30-2. CUT-OUT DAMAGED FLOORBEAM LWR CHORD DIM 18" LENGTH FABRICATED REPAIR ANGLES FROM BAC1490-2773 .071 2EA DIM 12" BY 1" AND 9" BY 1" PO NR 7212328. FABRICATED FILLER FROM BAC1506-1080 PO NR 7212177 DIM 18" LENGTH IAW B727 SRM 53-10-8 FIG 9 AND 53-10-2 FIG 7. FABRICATED FLOOR STAB REPAIR STRAP FROM 7075-T6 .040 PO NR 9004670 DIM 14" BY 2" IAW B727 SRM 53-10-8 FIG 6. TREATED AND PRIMED REPAIR PARTS IAW B727 SRM 51-10-2 AND INSTALLED REPAIR PARTS AT FLOORBEAM BS 300 TO 312 RBL 45 WL200 IAW B72

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