Checking Electrical Connectors And Electrical Leads; Checking Propeller; Removing Propeller - Yamaha F2.5B Owner's Manual

ance of additives to make sure the final oil
clears our performance standards. Thus,
Yamalube mineral, semisynthetic and syn-
thetic oils have their own distinct characters
and value. Yamaha's experience gained over
many years of research and development
into oil since the 1960's helps make
Yamalube the best choice for your Yamaha
engine.
EMU39773
Checking electrical connectors and
electrical leads
For checking of the following items for the
connectors and leads, consult a Yamaha
dealer.
 Check that each connector is connected
securely.
 Check that each ground lead is secured
properly.
EMU39303

Checking propeller

EWM02281
You could be seriously injured if the en-
gine accidentally starts when you are near
the propeller. Before inspecting, remov-
ing, or installing the propeller, place the
gear shift lever in neutral, and remove the
clip from the engine shut-off switch.
Do not use your hand to hold the propeller
when loosening or tightening the propeller
nut. Put a wood block between the anti-cavi-
tation plate and the propeller to prevent the
propeller from turning.
Checkpoints
 Check each of the propeller blades for ero-
sion from cavitation or ventilation, or other
damage.
 Check the propeller shaft for damage.
 Check the splines for wear or damage.
 Check for fish line tangled around the pro-
peller shaft.
1. Propeller shaft
 Check the propeller shaft oil seal for dam-
age.
EMU30663

Removing propeller

EMU39311
Spline models
(1) Straighten the cotter pin and pull it out
using a pair of pliers.
(2) Remove the propeller nut and washer.
WARNING! Do not use your hand to
hold the propeller when loosening the
propeller nut.
Maintenance
ZMU06879
1
[EWM01891]
56