As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
DURING CLIMBOUT OF MEMPHIS, HYDRAULIC PUMP 1 LOW PRESSURE LIGHT FLASHED, FOLLOWED BY AND IMMEDIATE LOSS OF PRESSURE AND QUANTITY. PRESSURE, QUANTITY WAS AT ZERO PRIOR TO PUMPS BEING TURNED OFF. SUSPECT PROBLEM IS IN RIGHT WHEEL DUE TO SKYDROL MIST IN THE AREA. REPLACED RIGHT O/B FLAP DRIVE MOTOR REF 727-200 M/M 27-51-062-4.