As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
UPON LANDING RIGHT HYDRAULIC QUANTITY RAPIDLY DROPPED TO 4 QTS. F/A NOTIFIED US DURING TAXI A SMELL OF HYDRAULIC FLUID BURNING C/A VERIFIED LEAK FROM TAIL DRAINS FWD OF APU INLET. INLET CONTAMINATED (246850) FOUND ELEV ACCUM. BYPASSING AND HYD ELEV PRESS GAUGE LEAKING. REMOVED + REPLACED ELEV ACCUM REF MD90 AMM 29-17 AND R+R ELEV ACCUM PRESS GAUGE REF MD90 29-32 LK AND OPS CHK GOOD. PN ON 3180131-2 SN ON 9582641A (6475912)