Service difficulty report · Structure · Bombdr DHC8402

Difficulty date
October 17, 2012
Submitted
October 22, 2012
Operation
Air carrier
Aircraft
N407QX
Make and model
Bombdr DHC8402
Aircraft serial
4049
Aircraft time
27,207 hours, 28,507 cycles
Part
Structure
Condition
Corroded
Location
Wing
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

WING DRY BAY PANEL LANDING 521BT HAS AREAS OF CORROSION. REMOVED CORROSION REF RD 8/4-57-441 MIN REMAINING THICKNESS NOTED .156" REF NTM 51-00-04-910-801 PT 1. HFEC INSPECTED BLENDS, NO CRACKS NOTED REF NDTM 51-00-06-910-801 PT 1. MATERIAL LOSS FOUND TO BE OUT OF LIMITS IAW RD 8/4-57-441. FOUND BLENDS TO BE WITHIN LIMITS IAW RD 8/4-57-1927. ALODINED BLENDED AREA IAW SRM 51-21-10-02-01. APPLIED FASTWELD AS REQUIRED IAW RD 8/4-57-1927. APPLIED SURFACE PROTECTION ON PANEL LANDING IAW RD 8/4-57-1927. COMPLIED WITH TASK CARD RD 8/4-57-1927/3.