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
Rt 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

RT NR 3 FLAP TRACK LOWER RAIL GOUGED AT 35 DEGREE POSITION. BLENDED AREA OF CONCERN IAW SRM 51-50-50-02-03 TO A SMOOTH CONTOUR. BLEND AT 35 DEGREE POSITION (24.4"-26.3" FROM FWD EDGE OF LOWER FLAP TRACK) MEASURES 1.90"L X .4"W IS THROUGH THE CARBON/CARBIDE COATING. THERE IS NO DAMAGE FOUND TO THE UNDERLYING MATERIAL. BLEND IS WITHIN LIMITS IAW SRM 57-50-50-02-03. PERFORMED NDT INSPECTION OF THE RT 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 RT NR 3 FLAP TRACK LOWER RAIL AT 35 DEGREE POSITION IAW SRM 57-50-50-02-03.