As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
UPON INSTALLATION OF A NEW OIL PRESSURE HOSE ELBOW A DEFECT WAS FOUND IN THE PART. THIS IS AN ORIFICED FITTING, IT APPEARS THAT WHEN THE ORIFICE HOLE WAS MACHINED IT WAS DRILLED TO FAR AND THE HOLE CONTINUES OUT THE SIDE OF THE FITTING. THIS WOULD HAVE CAUSED OIL LOSS ONTO THE ENGINE WHEN STARTED.