As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
LEFT HAND OFF WING ESCAPE SLIDE REMOVED FOR FIRST OVERHAUL WAS FOUND TO HAVE NUMEROUS AREAS OF POROSITY AND A SEAM LEAK ON THE CROSS TUBE WHICH CAUSED THE UNIT TO FAIL AN AIR RETENTION TEST. PATCHED AND REPAIRED DAMAGED AREAS PER VENDORS MANUAL.