As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
SHORTLY AFTER TAKEOFF THE HYD G RSVR LO LVL FAULT ANNUNCIATED. AIRCRAFT RETURNED TO MEM, LANDING GEAR GRAVITY EXTENDED. AIRCRAFT LANDED UNEVENTFULLY AND WAS TOWED TO GATE. REPLACED GREEN GROUND LEAK MEASUREMENT MANIFOLD AND NR 1 ENGINE DRIVEN GREEN PUMP.