As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
(CAN) HYDRAULIC RESERVOIR VENTING HYDRAULIC FLUID FROM THE BREATHER. INSTRUCTED BY RHC TO REPLACE HYD FILTER, BLEED THE SYS, REMOVE AND REINSTALL FILTER. C/W WITH INSTRUCTIONS, ACFT GROUND RUN WITH NO FLUID VENTING. WILL MONITOR IN THE COMING FLIGHTS.