Service difficulty report · Skin · Boeing 747422

Difficulty date
November 28, 2011
Submitted
November 30, 2011
Operation
Air carrier
Aircraft
N174UA
Make and model
Boeing 747422
Aircraft serial
24381
Aircraft time
85,080 hours, 9,543 cycles
Engine
Pwa PW4056
Part
Skin
Condition
Damaged
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

FUSELAGE DAMAGED 4FT BELOW F/O'S NR 2 WINDOW, INLINE WITH WINDOW AND AOA SENSOR. DENT IS 2.5 INCHES LONG AXIS AND .125" IN DEPTH. CTR HAS CREASE OR GOUGE. DAMAGE IS APPROX STA 297 BETWEEN RT STRINGER 14 & S14-D WITH NO FRAME CONTACT. CUT OUT DAMAGE TO 1 INCH FOR PREPARATION FOR SRM 53-00-01 REPAIR 7. CONT OF AMIS ITEM 2382014 :ACP HFEC FOR DAMAGE REMOVAL. VERIFIED ALL DAMAGE REMOVED. REPAIRED PER SRM 53-00-01 REPAIR 7 TIME LIMITED EXTERNAL REPAIR REQUIRES RECHECK AT 1000 CYCLES AND REPLACEMENT AT 6000 CYCLES REPAIRED IAW 747EN- 53-0367." HFEC, NO CRACK. MFG AND INSTALLED REPAIR.