Service difficulty report · Failsafe · Boeing 757231

Difficulty date
April 2, 2014
Submitted
April 4, 2014
Operation
Air carrier
Aircraft
N721TW
Make and model
Boeing 757231
Aircraft serial
29954
Aircraft time
51,875 hours, 15,141 cycles
Part
Failsafe
Condition
Corroded
Location
Bs 1280
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

FRAME FAILSAFE IN AFT CARGO BAY AT BS 1280 CORRODED BETWEEN STRINGERS 20-24L. CUT OUT DAMAGED SECTION OF FAILSAFE, 16.6" LONG, FABRICATED NEW FAILSAFE SECTION AND FILLER. INSTALLED REPAIR ALL IAW ER/A 523955-14.