SDR 99ZZZX918

Service difficulty report · Cylinder

Difficulty date
February 5, 1999
Submitted
March 26, 2000
Operation
General aviation
Engine
Cont IO520D
Part
Cylinder
Part number
654651A8STL
Condition
Mismanufactured
Location
Engine
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

AT INSTALLATION HOLE WHERE FUEL INJECTOR MOUNTS WAS FOUND TO NOT HAVE ANY THREADS. POSSIBLE CAUSE IS LACK OF QUALITY CONTROL IN THE MACHINING PROCESS AT THE FACTORY.