Service difficulty report · Structure · Boeing 757351

Difficulty date
November 6, 2014
Submitted
November 7, 2014
Operation
Air carrier
Aircraft
N591NW
Make and model
Boeing 757351
Aircraft serial
32991
Aircraft time
41,450 hours, 13,776 cycles
Part
Structure
Condition
Punctured
Location
Lt Wing Te Flap
Stage of operation
IN
How discovered
O
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

PREVIOUS REPAIR HAS A VOID IN SEALANT ON THE LT WING OTBD AFT FLAP LOWER SURFACE AT APPROXIMATELY STA 537. REPAIRED HONEYCOMB PUNCTURE DAMAGE, PERFORMED WATER EVAC & APPLIED PRIMER & TOP COAT FINISHES TO THE LEFT WING OTBD AFT FLAP LOWER SURFACE AT APPROXIMATELY STA 537 IAW SRM 57-53-01, SRM 51-70-04, AMM 51-21-14-370-801 & AMM 51-21-15-370-801.