As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
AFTER TAKEOFF 'B' SYSTEM HYDRAULIC PRESSURE AND QTY WENT TO ZERO. HYDRAULIC SYSTEM LEAK OR LOSS AND B SYSTEM LEAK OR LOSS FOLLOW UP PROCEDURES ACCOMPLISHED. MAINTENANCE FOUND OUTBOARD B SYSTEM PUMP CASE DRAIN AND PRESSURE LINES CHAFFED AND LEAKING. REPLACED BOTH LINES. SEVICED HYD SYSTEM. LEAK CHECKS GOOD.