SDR 96ZZZX2522

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
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) 3-5-96, NOZZLE HAD A DIAPHRAGM MOVEMENT OF .005 INCH. ACCORDING TO CEB-72-3188, THE DIAPHRAGM SHOULD HAVE A RADIAL MOVEMENT OF .003 INCH MAXIMUM. THE NOZZLE WAS SENT BACK TO ADDISON FOR WARRANTY. TIGHTENED THE KEYS ON THE DIAPHRAGM INNER RING.