Service difficulty report · Skin · Boeing 747422

Difficulty date
January 24, 2015
Submitted
January 27, 2015
Operation
Air carrier
Aircraft
N179UA
Make and model
Boeing 747422
Aircraft serial
25158
Aircraft time
97,495 hours, 11,582 cycles
Engine
Pwa PW4056
Part
Skin
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

RIGHT FUSELAGE SKIN AT WASTE SYS, OVERBOARD VENT BS 2090 STRINGER 35 - 36R, FOUND CORRODED. FUSELAGE SKIN REPAIRED IAW SRM 53-60-01 REPAIR 5 FIG 201 DETAIL 2 PAGE 202 REV 91.