SDR 96ZZZX2521

Service difficulty report · 2nd Stg Nozzle

Difficulty date
April 4, 1996
Submitted
March 26, 2000
Operation
General aviation
Engine
Allsn 250C30
Part
2nd Stg Nozzle
Part number
23055438
Condition
Diaphragm Loose
Location
Gp Sec
Component
23035128
Stage of operation
IN
Nature of condition
W
Precautionary procedure
K

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

What was found

UPON RECEIVING FROM ALLISON (NEW) 3-8-96, NOZZLE HAD A DIAPHRAGM MOVEMENT OF .004 INCH. ACCORDING TO CEB-3188, THE DIAPHRAGM SHOULD HAVE A MAXIMUM MOVEMENT OF .003 INCH. THIS NOZZLE IS UNACCEPTABLE AND WAS SENT BACK TO ALLISON FOR WARRANTY. TIGHTENED THE KEY ON THE DIAPHRAGM INNER RING.