As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
LEFT ENGINE HYDRAULIC PUMP FAILED IN FLIGHT INTO BTV. REPLACED LEFT ENGINE HYDRAULIC PUMP ON LEFT ENGINE IAW DC-9 AMM 29-10-05-2-0001. OPS AND LEAK CHECKED GOOD. ALSO INSPECTED FLUID IN PUMP, ALL CLEAN, '0' CONTAMINANTS. REPLACED LEFT ENGINE CASE DRAIN FILLER ELEMENT AS PRECAUTIONARY IAW DC-9 AMM 29-10-24-0006. LEAK CHECKED GOOD.