As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
FLIGHT 5128, ENROUTE, PILOTS REPORTED THAT WHILE INFLIGHT MAIN GEAR EXTENDED AND THE LANDING GEAR RELAY CIRCUIT BREAKER POPPED. CREW MANUALLY EXTENDED GEAR TO ACHIEVE A (3) GREEN CONFIGURATION. MAINTENANCE REMOVED AND REPLACED A FLEXIBLE HYDRAULIC LINE IN THE RT GEAR AREA AND PERFORMED AN OPERATIONAL CHECK IAW MM 32-30-10. OPERATIONAL AND LEAK CHECK GOOD.