Service difficulty report · Floorbeam · Boeing 747451

Difficulty date
September 20, 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
Floorbeam
Condition
Corroded
Location
Fuselage
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

MD FLOORBEAM FOUND CORROSION STATION 1700 RBL 19 TO 25. REPAIRED IAW SRM 53-60-51 REPAIR 1 FIG 2 01 REV 90. BSOPM 20-20-02 & CONDUCTIVITY TESTED IAW 5946 REV AA INSTEAD OF HFEC INSPECTION.