As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
EN ROUTE AT 12.40Z NR 3 HYD SYS LOSS/FAILURE OCCURED ALL FLUID LOST. ALL ABNORMAL CHECKLIST AND PROCEDURES COMPLETED. REPLACED PRESS LINE THAT GOES FROM THE ENG DRIVEN PUMP TO THE FILTER MODULE. THIS WAS DONE ON EA 1-2910-23270. FINAL FIX WAS DONE IN EWR 6-13-96 WHERE THE HOSE WAS REPLACED.