Service difficulty report · Disk · Skrsky S64E

Difficulty date
December 13, 2018
Submitted
December 14, 2018
Operation
General aviation
Aircraft
N172AC
Make and model
Skrsky S64E
Aircraft serial
640101
Aircraft time
42,660 hours, 22,509 cycles
Engine
Pwa JFTD12A4A
Engine time
15,907 hours
Part
Disk
Part number
670403001
Part serial
MBDUAH3913
Condition
Cracked
Location
Engine
Part time
4,460 hours, 2,413 cycles
Component
Engine · Pwa · 4
Stage of operation
EX
How discovered
E
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

ENGINE WAS RECEIVED AT REPAIR STATION FOR HOT SECTION AND AIRWORTHINESS COMPLIANCE (AD) UNDER WO 164822. DURING COMPLIANCE WITH AD 97-02-13 NDT INSPECTION, 2 EACH CRACKS WERE FOUND AT TIE ROD HOLES. AD CALLS FOR FIRST INSPECTION AT 3000 HOURS AND 1500 HOURS THEREAFTER. AC WORKED.