As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
THE HYD SYSTEM B HAD ZERO PRESSURE AND ZERO QUANTITY. FOUND THE B HYD SYSTEM QUANTITY AT .9 ON ARRIVAL, AND FOUND THE NR 2 B HYD PUMP PRESSURE LINE CHAFED, REPLACED THE LINE AND ALSO CHECKED THE CASE DRAIN FILTER WITH NO DEFECTS, LEAK CHECK AND OPS CHECK GOOD.