As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
AIRCRAFT WAS GROUNDED: HYDRAULIC BLUE RESERVOIR LOW LEVEL AND BLUE SYSTEM LOW PRESSURE ILLUMINATED IN CRUISE WITH ASSOCATED LOSS OF BLUE HYDRAULIC SYSTEM. EMERGENCY DECLARED. REMOVED AND REPLACED BLUE SYSTEM ACCUMULATOR SCHRADER VALVE O-RING PER AMM 29-12-42. SERVICED BLUE SYSTEM HYDRAULIC FLUID PER AMM 12-12-29. ACCOMPLISHED BLUE SYSTEM FUNCTIONAL CHECK PER AMM 29-12-00.