A300
Flight Crew Air Transport Pilot (ATP); Flight Crew Instrument; Flight Crew Multiengine
Aircraft Equipment Problem Critical
Air Traffic Control Provided Assistance; Flight Crew Overcame Equipment Problem; Flight Crew Requested ATC Assistance / Clarification; Flight Crew Returned To Departure Airport; Flight Crew Landed in Emergency Condition; General Flight Cancelled / Delayed; General Maintenance Action
Aircraft
During climbout after gear and slat retraction; we received a green [hydraulic] system fluid low warning on ECAM. We complied with the ECAM procedures and were directed to the QRH. Ran the ECAM for low hydraulic quantity. First Officer ran appropriate checklists while I communicated with ATC; coordinated with landing visual to Runway XX at ZZZ. We manually extended the gear and landed uneventfully on Runway XX stopped straight ahead; and were towed to the gate.Event caused by hydraulic system malfunction.
During climbout; after gear and slat retraction; the ECAM green system hydraulic fluid low warning occurred. Deployed gear manually. Notified ATC. Completed QRH and returned to ZZZ.
A300 flight crew reported an uneventful air return due to a Hydraulic system malfunction during initial climb.