Service difficulty report · Shaft

Difficulty date
June 15, 1999
Submitted
May 23, 2000
Operation
General aviation
Engine
Allsn 250C30
Part
Shaft
Part number
23038136
Part serial
KU86734
Condition
Defective
Location
Outer Pwr Tur
Component
Turbine
Stage of operation
IN
How discovered
V
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

THE REFERENCED OUTER POWER TURBINE SHAFT WAS INSPECTED9. THIS PART WAS DETERMINED TO BE UNSERVICEABLE AND UNREPAIRABLE DUE TO CURVIC COUPLING ROOT DAMAGE (REF: FORM ESPD NR 08-070-301500; ALLISON GAS TUBRINE 250-C30 SERIES OVERHAUL MANUAL, SECTION 72-50-00, PAGES 349-350, ITEM 42, AND PAGES 316-317, FIGURE 303). THE CUSTOMER REQUESTED REJECTED PARTS BE RETURNED TO HIM (REF: FORM ESPD NR 99-999-001028. REF: DAI JOB NR NR0017. (X)