Service difficulty report · Channel · Aerosp ATR72

Difficulty date
September 21, 2006
Submitted
September 26, 2006
Operation
Air carrier
Aircraft
N634AS
Make and model
Aerosp ATR72
Aircraft serial
370
Aircraft time
28,851 hours, 32,478 cycles
Part
Channel
Condition
Corroded
Location
Vertical Stab
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

FRAME 47 LOCKING FWD LEFT REINFORCEMENT CHANNEL FOR VERTICAL STAB CORRODED. CORROSION ON LT REINFORCEMENT CHANNEL ON VERT STAB AT FRAME 47 LOOKING FWD REMOVED IAW SRM CHAPTER 51-21-42 REPAIR DETERMINED NOT TO BE A MAJOR REPAIR IAW SP663 AND FAR 43 APPENDIX A REPAIR ACCOMPLISHED IAW SRM 53-81-00 . MATERIAL THICKNESS 0.050 MATERIAL REMOVED 0.002 WITHIN LIMITS AS PER SRM 53-81-00 FIG 30 (CLOSED)