SDR SCNA99705

Service difficulty report · Floorbeam · Boeing 727227

Difficulty date: April 26, 1999
Submitted: March 26, 2000
Operation: Air carrier
Aircraft: N275AF
Make and model: Boeing 727227
Aircraft serial: 22092
System (JASC): 5315 · Fuselage Main, Floor Beam
Part: Floorbeam
Condition: Corroded
Location: Bs 312
Stage of operation: IN
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 A HEAVY MAINTENANCE CHECK, FOUND CORROSION OUT OF LIMITS ON FLOORBEAM AT BS312 BL0. REMOVED CORROSION IAW SRM 511006, OUT OF LIMITS PER SRM 531001. CUTOUT DAMAGED AREA IAW SRM 514004. FABRICATED REPAIR DOUBLER FROM EXTRUSION BAC14902831 7075 T6 IAW SRM 514004. TREATED AND PRIMED IAW SRM 511002 AND MM 512002. INSTALLED REPAIR IAW SRM 514004 AND 513002.