Service difficulty report · Sleeve · Boeing 7472D7B

Difficulty date
May 30, 2011
Submitted
June 1, 2011
Operation
Air carrier
Aircraft
N523MC
Make and model
Boeing 7472D7B
Aircraft serial
21782
Aircraft time
103,986 hours, 21,226 cycles
Engine
Ge CF650*
Part
Sleeve
Condition
Damaged
Location
Exhaust Nozzle
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

DURING WALK AROUND CHECK, MX FOUND A HOLE 0.5" WIDE ON THE OUTER SLEEVE OF THE LONG FIXED CORE EXHAUST NOZZLE (LFCEN) ON THE NR 2 ENGINE. THE HOLE IS 6.0" FROM THE EXHAUST SLEEVE T/E AT THE 11:00 O' CLOCK POSITION. (DISPOSITION WAS MADE TO REMOVE ANY BURRS USING STANDARD PRACTICES AND ELEMENTARY OPERATIONS; RE-INSPECT EVERY (1) FLIGHT CYCLE, AND REPLACE NOZZLE WITHIN 25 FLIGHT CYCLES.)

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