Service difficulty report · Skin · Bombdr DHC8402

Difficulty date
December 29, 2011
Submitted
December 30, 2011
Operation
Air carrier
Aircraft
N401QX
Make and model
Bombdr DHC8402
Aircraft serial
4031
Aircraft time
25,862 hours, 26,841 cycles
Part
Skin
Condition
Damaged
Location
Lt Wing Te Flap
Stage of operation
IN
How discovered
9
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

LT INBD FLAP UPPER SURFACE HAS CHAFE DAMAGE APPROX MID CHORD AND 6" OTBD FROM INBD RIB. BLENDED CHAFED AREAS IAW RD 8/4-57-1595. BLENDS FOUND TO BOUT OF LIMITS OF RD 8/4-57-1595. SENT TO ENGINEERING. MINIMUM REMAINING THICKNESS .026", CONFIRMED DISBOND AND CRACK FREE REF RD 8/4-57-1595. APPLIED ALODINE, PRIMER AND TOPCOAT IAW RD 8/4-57-1734. BLEND OUT HAD EXCEEDED THE LIMITATION OF RD 8/4-57-1595, BLEND IS WITHIN LIMITS OF RD 8/4-57-1734. COMPLIED WITH TASK CARD RD 8/4-57-1734 PERMANENT REPAIR FOR CHAFE DAMAGE TO LT INBD FLAP.