What was found
AFTER TAKEOFF, LANDING HANDLE COULD NOT BE RELEASED FOR RETRACTION, OVERRIDE BUTTON WOULD NOT RELEASE IT EITHER, FINALLY IT RELEASED AFTER 5 MINUTES OF SHAFTING THE HANDLE AND PRESSING THE OVERRIDE BUTTON SIMULTANEOULSY. FOUND LOWER MOUNT SCREW FOR CLEAN HANDLE JAMMING UP OVERRIDE BUTTON, REMOVED LONG SCREW AND INSTALLED SHORT SCREW, OPS CKS GOOD, SEE F/L 12343.