What was found
LEFT T/R INOP.(<P>REMOVED CENTER DRIVE UNIT AT LEFT ENGINE INBOARD SIDE AS PER REF B747 AMM 78-31-21. OK TO INSTALL. INSTALLED CENTER DRIVE UNIT AT LEFT ENGINE INBOARD SIDE AS PER REF B747 AMM 78-31-21. OPS CHECK GOOD.</P>)
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
LEFT T/R INOP.(<P>REMOVED CENTER DRIVE UNIT AT LEFT ENGINE INBOARD SIDE AS PER REF B747 AMM 78-31-21. OK TO INSTALL. INSTALLED CENTER DRIVE UNIT AT LEFT ENGINE INBOARD SIDE AS PER REF B747 AMM 78-31-21. OPS CHECK GOOD.</P>)