Service difficulty report · Channel · 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
Channel
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

MID FLOOR STRAP CHANNEL FOUND CORROSION AT 1770 - 1800 RBL 40. REPAIR IAW SRM 53-00-52 FIG 201 RPE 5 & SRM 51-40-02. NDT INSP IAW PT6 51-00-00 PROC 23, NO CRACKS FOUND.