As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
(CAN) AN ACFT EXPERIENCED PROBLEM ON NR 2 HYDRAULIC SYS DURING APPROACH. THE CREW DECLEARED AN EMERGENCY, PERFORMED ALTERNATE LG EXTENSION AND LANDED. HYDRAULIC LEAKAGE WAS CONFIRMED FROM NR 2 SPU, PN 731840, 2 MECHANICS AND 1 QA INSPECTOR WERE DISPATCHED ON-SITE WITH REQUIRED PARTS & TOOLS.