Yamaha T25 Automobile Parts User Manual


 
Maintenance
82
Change the oil more often when operating
the engine under adverse conditions such
as extended trolling.
EMU29113
Checking wiring and connectors
Check that each connector is engaged se-
curely.
Check that each ground lead is properly
secured.
EMU32112
Checking propeller
WARNING
EWM01881
You could be seriously injured if the en-
gine accidentally starts when you are
near the propeller. Before inspecting, re-
moving, or installing the propeller, place
the shift control in neutral, turn the main
switch to “” (off) and remove the key,
and remove the clip from the engine shut-
off switch. Turn off the battery cut-off
switch if your boat has one.
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.
Check the propeller shaft oil seal for dam-
age.
EMU30662
Removing propeller
EMU29197
Spline models
1. Straighten the cotter pin and pull it out
ZMU06562
ZMU01897