As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
MOUNT HOLES (AND 2 RIVETS) FOR HYDRAULIC LINE UNIONS IN OLD SPLIT VISOR FITTINGS (P/N 600-23070-9) AND (P/N 600-23070-10), NOT IN SAME LOCATIONS AS NEW VISOR FITTING (P/N 600-23070-13) AND (P/N 600-23070-14). HOLES LOCATED ON A/C INCORRECTLY, LOCATED DURING MANUFACTURE. REPAIRED THE RIBS ON LEFT AND RIGHT SIDE OF HORIZONTAL STAB WHERE SPLIT VISOR FITTINGS ATTACH IAW WVAC EO 601R-55-1426.