Mercury Mariner 30/40 4-Stroke Outboard Service Manual 1998, Page 510Get this manual

Mercury Mariner 30/40 4-Stroke Outboard Service Manual 1998, Page 510

TILLER HANDLE
10Rotate throttle grip to full throttle and adjust jam nuts until throttle stop screw hits plateNOTE: No free-play should exist in throttle grip handle once throttle stop screw has hit plate, if this condition exists re-adjust jam nuts