What was found
(CAN)DURING "C" CHECK AND HYDRAULIC FUNCTION CHECK, THE VALVE SPLIT OPEN ALONG THE VALVE BODY BETWEEN THE FUSE PLUG AND HYDRAULIC FILTER IN ADAPTER ALLOWING LOSS OF #3 HYDRAULIC SYSTEM. VALVE REPLACED.
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
(CAN)DURING "C" CHECK AND HYDRAULIC FUNCTION CHECK, THE VALVE SPLIT OPEN ALONG THE VALVE BODY BETWEEN THE FUSE PLUG AND HYDRAULIC FILTER IN ADAPTER ALLOWING LOSS OF #3 HYDRAULIC SYSTEM. VALVE REPLACED.