Mercury Mariner 30/40 4-Stroke Outboard Service Manual 1998, Page 420Get this manual

Mercury Mariner 30/40 4-Stroke Outboard Service Manual 1998, Page 420

NONBIGFOOT GEAR HOUSING
8Install locknut and washerTorque nut to 40 Ib-h (54.2 Nm)

aLocknut and Washer [Torque Nut to 40 Ib-h (54.2 Nm)) 9Check shift operation8In NEUTRAL, propeller shaft should turn freely in either directionbIn FORWARD, propeller shah SHOULD NOT TURN COUNTERCLOCKWISEcIn REVERSEpropeller shah SHOULD NOT TURN IN EITHER DIRECTION
IMPORTANT: If shift operation Is not as described, remove the gear housing and correct the shift operation