As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
CREW REPORTED HYD SYSTEM NR 1 OVERHEAT. ADP AND EDP TURNED OFF. ALL PUMPS ON NR 1 OFF OCCASIONAL OVERHEAT INDICATION CONTINUED. AFTER 1 HOUR NO OVERHEAT INDICATION. THEN THE PROBLEM RETURNED. REMOVED AND REPLACED NR 1 ENGINE EDP PER AMM 29-11-05, OPS AND LEAK CHECKED OKAY. CLEANED AND RESET CONNECTOR AT TEMP SWITCH SYSTEM CHECKED OKAY PER AMM 29-32-01.