Yamaha F50A Service Manual page 266

LOWR
2. Install the two dowel pins 1 to the lower
unit.
3. Install the lower unit to the upper case,
and then tighten the bolts to the specified
torque.
Mounting bolt: 40 N·m (4.0 kgf·m, 29 ft·lb)
4. Install the trim tab 2 to its original posi-
tion, and then connect the speedometer
hose 3.
6-67
Lower unit
5. Install the propeller and propeller nut,
tighten the nut finger tight. Place a block
of wood between the anti-cavitation plate
and propeller to keep the propeller from
turning, and then tighten the nut to the
specified torque.
62Y3A11