What was found
DURING CLIMB-OUT RIGHT HYDRAULIC QTY SHOWED 44 PERCENT DURING LANDING ROLLOUT NR 2 ENG LOW PRESSURE LIGHT ILLUMINATED AND REMAINED ON LOUD METAL GRINDING NOISE NOTED BY PILOT RIDING IN BACK DURING TAXI IN SERVICED RT HYD SYSTEM TO FULL REF MM 12-12-00 (91541). OPERATED NR 2 ENG W NO ENG HYD PRESSURE NOTED (91541). REPLACED NR 2 ENG HYD PUMP REF ASA 29 15 11(13287). STILL REQ FILTERS CHANGED. OPS CK AND LEAK CHECK. FLUSH B HYD SYSTEM NO FILTERS CONTAINED. LEAK CHECK GOOD. OPS NORMAL REF AMM 29-15-00-172-037.