Service difficulty report · Nozzle

Difficulty date
April 2, 1996
Submitted
March 26, 2000
Operation
General aviation
Engine
Allsn 250C20
Part
Nozzle
Part number
23031938
Condition
Cracked
Location
Turb 2nd Stage
Part time
3,302 hours
Stage of operation
HO
Nature of condition
J, Y
Precautionary procedure
A, B, E

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

What was found

(CAN) FORCED LANDING DUE TO ENGINE FAILURE. TEARDOWN REVEALED 2ND STAGE TURBINE NOZZLE CRACKED AROUND THE INSIDE CIRCUMFERENCE. SPECIFICALLY THEY WERE IN THE BEND RADIUS OF THE 2ND STAGE NOZZLE DIAPHRAGM. THESE NOZZLES HAVE BEEN SENT TO COMPANY FOR ANALYSIS.