Removing The Propeller; Installing The Propeller - Yamaha 40V Owner's Manual

Check the propeller shaft oil seal for dam-
G
age.
NOTE:
If the shear pin equipped: it is designed to
break if the propeller hits a hard underwater
obstacle to help protect the propeller and
drive mechanism. The propeller will then
spin freely on the shaft. If this happens, the
shear pin must be replaced.
EMU29193

Removing the propeller

1. Straighten the cotter pin and pull it out
using a pair of pliers.
2. Remove the propeller nut, washer, and
spacer (if equipped).
1. Cotter pin
2. Propeller nut
3. Washer
4. Spacer
5. Propeller
6. Thrust washer
1
2
3
4
6
5
ZMU03131
3. Remove the propeller and thrust wash-
er.
EMU29230

Installing the propeller

ECM00340
CAUTION:
Be sure to install the thrust washer be-
G
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
Maintenance
ZMU02063
63