What was found
(CAN) AIRCRAFT WAS CLIMBING WHEN LT NOSE GEAR DOOR WARNING WAS OBSERVED . AIRCRAFT LANDED WITHOUT INCIDENT. MAINTENANCE FOUND THAT THE LT NLG DOOR ACTUATING CYLINDER EYE END HAD COME APART FROM THE PISTON. FURTHER INVESTIGATION FOUND THAT EYE ASSY FITTING THREADS WERE WORN & PARTIALLY STRIPPED. THE EYE ASSY FITS VERY SLOPPY WITH LOTS OF PLAY WHEN ASSEMBLED WITH THE PISTON. A SERVICEABLE DOOR ACTUATING CYLINDER WAS INSTALLED I.A.W. M.M. 32-31-22.6. NO FURTHER INCIDENT ON SUBSEQUENT FLIGHTS.