Service difficulty report · Retaining Ring

Difficulty date
June 11, 2014
Submitted
June 27, 2014
Operation
General aviation
Engine
Pwa PT6A67A
Part
Retaining Ring
Part number
AS3218186
Condition
Missing
Location
Compressor
Stage of operation
IN
How discovered
V
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

KEY WASHERS THAT RETAIN COMPRESSOR BALANCE WEIGHTS WERE NOT BENT TO SECURE WEIGHTS. RETAINING RING THAT SECURE NR 1 BEARING OUTER HOUSING TO NR 1 BEARING INNER HOUSING WAS MISSING, UNINSTALLED.