SDR 98ZZZX617

Service difficulty report · Blade

Difficulty date
January 14, 1998
Submitted
March 26, 2000
Operation
General aviation
Engine
Pwa PT6A67D
Part
Blade
Part number
31189901
Condition
Defective
Location
Gas Generator
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

D.T.S. RECEIVED ONE SET OF COMPRESSOR TURBINE BLADES (43 EACH) UNDER SALES ORDER 8891, CUSTOMER ORDER NR S15045. EXAMINING THE BLADES REVEALED A SURFACE DEFECT ON THE PARENT METALS OF 17 EACH BLADES THAT EXCEEDS THE OVERHAUL LIMITS OF 0.003 INCH. REF: CHAPTER 72-50-00 PAGE 305B(2)(A) OF OVERHAUL MANUAL 3038337. THE COMPLETE SET OF BLADES HAVE BEEN RETURNED TO VENDOR.