Service difficulty report · Plug · Boeing 7673S1

Difficulty date
July 28, 2012
Submitted
July 30, 2012
Operation
Air carrier
Aircraft
N640GT
Make and model
Boeing 7673S1
Aircraft serial
25221
Aircraft time
69,614 hours, 14,688 cycles
Engine
Ge CF680C2B6F
Part
Plug
Condition
Cracked
Location
Exhaust
Stage of operation
TX
How discovered
O
Nature of condition
O
Precautionary procedure
O

As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.

What was found

FOUND .8750" CRACK AT 6 O'CLOCK POSITION ON THE NR 1 ENGINE TAIL PIPE EXHAUST PLUG, ACCOMPLISHED PART I OF EO 6778A012, WHICH CONSISTED OF STOP DRILLING THE CRACK WITH A 0.125" DRILL BIT AND INSPECTING FOR FURTHER DAMAGE.

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