As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
DURING TRANSIT CHECK, A HYD LEAK WAS DETECTED IN THE RT THRUST REVERSER WITH 20 DROPS PER MINUTE; SO THE REPORT WAS DEFERRED IAW MEL 78-1 CAT C. DURING OVERNIGHT CHECK, THE SUPPLY HYD LINE SEALS OF ACTUATOR WERE REPLACED IAW MM 78-31-03, TESTED CORRECT AND THE REPORT WAS CLOSED.