Service difficulty report · Flap Track · Bombdr DHC8402

Difficulty date
February 13, 2013
Submitted
February 20, 2013
Operation
Air carrier
Aircraft
N427QX
Make and model
Bombdr DHC8402
Aircraft serial
4156
Aircraft time
14,074 hours, 15,239 cycles
Part
Flap Track
Condition
Gouged
Location
Lt Wing Te Flap
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

LT NR 3 FLAP TRACK LOWER RAIL GOUGED AT 0 POSITION. BLENDED AREA OF CONCERN IAW SRM 51-50-50-02-03 TO A SMOOTH CONTOUR. BLEND AT 0 POSITION (2.1"-2.40" FROM FWD EDGE OF LOWER FLAP TRACK) 1.0"L X .3"W X .001" DEEP INTO CARBON CARBIDE COATING ONLY (NO DAMAGE TO UNDERLYING METAL. BLEND IS WITHIN LIMITS IAW SRM 57-50-50-02-03. PERFORMED NDT INSPECTION OF THE LT NR 3 LOWER FLAP TRACK REPAIR AREA IAW NDT MANUAL PT 1 51-00-06-910-801 EDDY CURRENT METHOD. NO DEFFECTS NOTED. COMPLETED REPAIR PROCEDURE OF LT NR 3 FLAP TRACK LOWER RAIL AT 0 POSITION IAW SRM 57-50-50-02-03.