What was found
WHILE AT ALTITUDE, FLIGHT CREW RECEIVED A CYAN "R ENG HYD PUMP FAIL" CAS MESSAGE AND 0% QUANTITY SHOWING ON THE RH HYDRAULIC SYSTEM. CREW RAN THE APPROPRIATE CHECKLIST AND DECLARED AN EMERGENCY WITH ATC. AFTER CONSULTING WITH MX CONTROL, THE DECISION WAS MADE TO DIVERT TO SLC, WHERE THEY LANDED WITHOUT INCIDENT. MAINTENANCE FOUND THE #2 BRAKE SOV LEAKING AT A HYDRAULIC LINE B-NUT. THE B-NUT WAS PROPERLY TORQUED AND LEAK CHECK WAS NORMAL. THE RH HYDRAULIC CASE DRAIN AND PRESSURE FILTERS WERE INSPECTED FOR DEBRIS, WITH NO DEFECTS NOTED. THE RH ENGINE HYDRAULIC PUMP (PN: 51160-06) WAS REPLACED WITH A REPAIRED UNIT, LEAK AND OPERATIONAL CHECKS WERE NORMAL. THE AIRCRAFT WAS RETURNED TO SERVICE.