As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
ON APPROACH WHEN SELECTING FLAPS 30 R HYD PRESS LOW ILLUMINATED AND R FLUID WAS LOST. FLAPS AND SPOILERS BOTH FAILED. REMOVED FAULTY SWITCHING VALVE P/N 975290-3, S/N PN1114 AND INSTALLED A CUSTOMER SUPPLY OVERHAULED VALVE P/N 975290-3, S/N 0267. TORQUED HYDRAULIC FITTINGS AND RECONECTED CONNECTORS. REF CL350 AMM 29-21-29.