SDR 96ZZZX2754

Service difficulty report · Deflector

Difficulty date
September 25, 1995
Submitted
March 26, 2000
Operation
General aviation
Filed by
DSCR311D
National Flight Services Inc
Engine
Garrtt TPE331*
Part
Deflector
Part number
31033021
Condition
Separated
Location
2nd Stg Turb
Part time
3,556 hours
Component
31037838
Stage of operation
IN
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

DEFLECTOR CHAFED ON RETAINER UNTIL IT SEPARATED COMPLETELY AND WAS LOOSE BETWEEN 2ND STATOR AND 2ND STAGE TURBINE WHEEL, MOVED INTO CONTACT WITH 2ND STAGE TURBINE WHEEL BLADE FIR TREE. RUBBED GROOVE IN BLADE FIR TREES. IF UNDETECTED, THIS CONDITION COULD RESULT IN ROTOR BLADE FAILURE - CATASTROPHIC ENGINE FAILURE. TOTAL CYCLES, 3,550.