SDR DALA1107290175

Service difficulty report · Floorbeam · Boeing 767332

Difficulty date: December 24, 2010
Submitted: February 1, 2011
Operation: Air carrier
Aircraft: N175DN
Make and model: Boeing 767332
Aircraft serial: 24803
Aircraft time: 91,892 hours, 13,615 cycles
System (JASC): 5315 · Fuselage Main, Floor Beam
Part: Floorbeam
Part number: 141T511169
Condition: Corroded
Location: Bs 286
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

CABIN FLOORBEAM STRUCTURE (EXISTING UPPER FLANGE REPAIRED T-CHORD) AT STA 286, RBL 71-74 FOUND CORRODED. CABIN FLOORBEAM STRUCTURE AT STA 286, RBL 44.5-83.5. PREVIOUS REPAIRED T-CHORD FOUND CORROSION EXCEEDED LIMITS IAW SRM 53-00-51, FIG 101 (OTIS). CORRODED T-CHORD REMOVED , NEW T-CHORD FABRICATED AND INSTALLED IAW SRM 53-00-51, FIG 201, REPAIR 1. (OTIS)