As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
CREW REPORTED RT HYD PRESS LOW ANNUNCIATOR ILLUMINATED WHEN RT ENG HYD PUMP SWITCH WAS SELECTED TO HIGH FROM LOW DURING DESCENT. EMER DECLARED FLIGHT LANDED WITHOUT INCIDENT. ACFT REMOVED FROM SERVICE. REPLACED RT HYD RESERVOIR. RT ENG HYD PUMP SCHEDULED TO BE REPLACED MECHANICS STILL WORKING ON ACFT.