Yamaha F50D Servise Manual - page 219

8-20

0

1

2

3

4

5

6

7

8

9

10

A

8.

Fill the lower unit with gear oil to the cor-

rect level.

9.

Install the propeller 

9

  and propeller nut

0

.  Place a block of wood between the

anti-cavitation plate and propeller to keep

the propeller from turning, and then

tighten the propeller nut to the specified

torque.

TIP:

If the grooves in the propeller nut 

0

  do not

align with the cotter pin hole, tighten the pro-

peller nut until they are aligned.

Recommended gear oil:

Hypoid gear oil

API: GL-4

SAE: 90

Gear oil quantity:

0.43 L (0.45 US qt, 0.38 Imp qt)

Propeller nut 

0

:

35 N·m (3.5 kgf·m, 25.8 ft·lb)

F

9

0

Drive shaft and lower case (F50D)