Service difficulty report · Floor Panel · Boeing 747451

Difficulty date
September 21, 2014
Submitted
September 22, 2014
Operation
Air carrier
Aircraft
N105UA
Make and model
Boeing 747451
Aircraft serial
26473
Aircraft time
82,210 hours, 9,565 cycles
Engine
Pwa PW4056
Part
Floor Panel
Condition
Corroded
Location
Cabin
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

CABIN FLOOR PANEL UPPER CHORD FOUND CORROSION AT STATION 1660 LBL 30. CABIN FLOOR PANEL UPPER CHORD AT STATION 1660 LBL 30. REPAIRED IAW SRM 53-60-51 FIG 201 REPAIR 1. NDT INSP IAW 5946 & BSOPM 20-20-02. NO CRACKS FOUND.