As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
EWR - CREW REPORTED THE LANDING GEAR WOULD NOT RETRACT, GREEN HYDRAULIC LO-LEVEL LIGHT ILLUMINATED. MAINTENANCE FOUND LEAKING 'TEE' FITTING AT THE GREEN HYDRAULIC ACCUMULATOR. REMOVED AND REPLACED WITH SERVICEABLE UNIT. OPS CHECKED/LEAK CHECKED GOOD ON GEAR RETRACTION. (X)