SDR UIEA200800161

Service difficulty report · Skin · Boeing 7472D3B

Difficulty date: April 27, 2008
Submitted: April 30, 2008
Operation: Air carrier
Aircraft: N506MC
Make and model: Boeing 7472D3B
Aircraft serial: 21252
Aircraft time: 91,764 hours, 19,063 cycles
System (JASC): 5522 · Elevator, Plate/Skin
Part: Skin
Condition: Cracked
Location: Rt Elevator
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 I/B ELEVATOR HAS A 2.0 INCH CRACK AT TRAILING EDGE OF ELEVATOR STA 154.0, CAUSED BY GROUND EQUIPMENT. ACCOMPLISHED INTERIM REPAIR AS PER B747-200 SRM 51-40-09 FIG 8, SHEETS 1 AND 2, AND SRM 51-40-15. REFERENCE EO 4755A062, TO ACCOMPLISH REPEAT INSPECTIONS AT EVERY A-CHECK UNTIL PART 3 PERMANENT REPAIR IS ACCOMPLISHED AT C-CHECK.

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