SDR DALA12006330857

Service difficulty report · Skin · Doug DC951

Difficulty date: September 4, 2012
Submitted: September 5, 2012
Operation: Air carrier
Aircraft: N766NC
Make and model: Doug DC951
Aircraft serial: 47739
Aircraft time: 81,154 hours, 80,400 cycles
System (JASC): 5522 · Elevator, Plate/Skin
Part: Skin
Condition: Damaged
Location: Lt Elevator
Stage of operation: IN
How discovered: O
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 ELEVATOR UPPER OTBD SKIN HAS A LIGHTNING STRIKE. REMOVED DAMAGE (CUT-OUT) ON LT ELEVATOR UPPER OTBD SKIN, FABRICATED REPAIR DOUBLER FROM CLAD 2024-T3 AND REWORKED TO 0.036. PERFORMED HFEC INSPECTION AND NOTED NO CRACKS AT CUT OUT. LOCATED AND DRILLED REPAIR, TREATED AND PRIMED DOUBLER AND FILLER. MAINTENANCE THEN INSTALLED DOUBLER AND FILLER ON OUTBOARD SKIN OF UPPER ELEVATOR. AIRCRAFT NOW OKAY FOR SERVICE AFTER ELEVATOR BALANCE.

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