SDR FY4Y197M20110315B

Service difficulty report · Beam · Boeing 727200

Difficulty date: March 11, 2011
Submitted: March 15, 2011
Operation: General aviation
Filed by: FY4Y197M
Air Asia Co. Ltd.
Aircraft: N705AA
Make and model: Boeing 727200
Aircraft serial: 22462
Aircraft time: 63,036 hours, 30,069 cycles
System (JASC): 5510 · Horizontal Stabilizer Structure
Part: Beam
Part number: 652418911
Condition: Corroded
Location: Horizontal Stab
Part time: 63,036 hours, 30,069 cycles
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 HORIZONTAL STAB TRAILING LOWER BEAM LOWER SURFACE STA96 TO 97 HAD EXFOLIATION CORROSION. ORIGINAL THICKNESS IS 0.120". AFTER CORROSION REMOVED, THE REMAINED THICKNESS WAS 0.078" AREA WAS 2.25" X 1.5". IT'S BEYOND LIMIT IAW SRM 55-10-1, PAGE 1, NOTE B. CORROSION LEVEL IS 2.

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