Installing Propeller; Changing Gear Oil - Yamaha F50 Owner's Manual

Maintenance
1. Cotter pin
2. Propeller nut
3. Washer
4. Spacer
5. Propeller
6. Thrust washer
1. Cotter pin
2. Propeller nut
3. Washer
4. Spacer
5. Propeller
6. Thrust washer
3. Remove the propeller, thrust washer,
and O-rings.
EMU30671

Installing propeller

EMU29231
Spline models
ECM00340
CAUTION:
Be sure to install the thrust washer be-
G
76
1
3
6
2
4
5
ZMU03228
fore installing the propeller, otherwise
the lower case and propeller boss
could be damaged.
Be sure to use a new cotter pin and
G
bend the ends over securely. Otherwise
the propeller could come off during op-
eration and be lost.
1. Apply Yamaha marine grease or a cor-
rosion resistant grease to the propeller
shaft.
2. Install the spacer (if equipped), thrust
washer, and propeller on the propeller
shaft.
3. Install the spacer (if equipped) and the
washer. Tighten the propeller nut to the
specified torque.
4. Align the propeller nut with the propeller
shaft hole. Insert a new cotter pin in the
hole and bend the cotter pin ends.
NOTE:
If the propeller nut does not align with the
propeller shaft hole after tightening to the
specified torque, tighten the nut further to
align it with the hole.
EMU29282

Changing gear oil

EWM00800
WARNING
Be sure the outboard motor is securely
G
fastened to the transom or a stable
ZMU02063