Service difficulty report · Shroud · Cessna 208

Difficulty date
November 7, 2013
Submitted
September 14, 2015
Operation
General aviation
Make and model
Cessna 208
Aircraft time
7,345 hours
Engine
Pwa PT6A114A
Propeller
Mcauly 3GFR34C703
Part
Shroud
Part number
3035673
Condition
Migrated
Location
Engine
Part time
1,214 hours
Stage of operation
IN
How discovered
B
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

(CAN) DURING A SCHEDULED BORESCOPE INSPECTION OF THE HOT SECTION IT WAS NOTICED THAT 2 CT SHROUD SEGMENTS HAD SHIFTED SLIGHTLY AXIALLY. HOT SECTION WAS REMOVED AND PROBLEM WAS VERIFIED. THE SEGMENT CONTAINMENT RING WAS FOUND SLIGHTLY WARPED AND SHIFTED. THE SEGMENTS WERE RESEATED AND A NEW CONTAINMENT RING WAS INSTALLED. NO DAMAGE WAS FOUND AS A RESULT OF THE SHIFTING.

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