Service difficulty report · Doubler · Boeing 747422

Difficulty date
December 31, 2014
Submitted
January 6, 2015
Operation
Air carrier
Aircraft
N116UA
Make and model
Boeing 747422
Aircraft serial
26908
Aircraft time
64,599 hours, 7,355 cycles
Part
Doubler
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

AD 2013-26-12 V FIN TO FUSE RUB STRIP LT STATION 2350 TO 2360 SKIN AREA FOUND 1 EA DOUBLER. DOUBLER REPLACEMENT CARRIED OUT IAW ECRA 5330-04978 REV A. THIS REPAIR REQUIRES TO ACCOMPLISH INSPECTION OUTLINED IN PART 2 OF ECRA 5330-04978 REV A AT A THRESHOLD OF 13355 PTC & EVERY 6000 CYCLES THEREAFTER.