As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
CREW REPORTS HYDRAULIC SYSTEM B LOSS OF HYDRAULIC FLUID IN FLIGHT. - VISUAL INSPECTED FOR LEAK AND FOUND RUDDER STANDBY MANIFOLD PLUG O-RING LEAKING. REPLACED PLUG O-RING WITH NEW P/N NAS1612-6A, CLEANED MANIFOLD PRESSURE TRANSDUCER CONNECTOR AND SERVICED WITH SKYDROL. OPERATIONAL AND LEAK CHECKS GOOD.