Fuel Tank Breather/Overflow Hose; Catalytic Converter - Yamaha YZF-R1 Owner's Manual

INSTRUMENT AND CONTROL FUNCTIONS
curs, use a gasoline of a different
brand. Use of unleaded fuel will extend
spark plug life and reduce maintenance
costs.
3
Fuel tank breather/overflow
hose

1. Fuel tank breather/overflow hose

Before operating the motorcycle:
G
Check the fuel tank breather/over-
flow hose connection.
G Check the fuel tank breather/over-
flow hose for cracks or damage,
and replace it if damaged.
G
Make sure that the end of the fuel
tank breather/overflow hose is not
blocked, and clean it if necessary.
G Make sure that the end of the fuel
tank breather/overflow hose is po-
sitioned outside of the cowling.
3-18
EAU34071

Catalytic converter

This model is equipped with a catalytic
converter in the exhaust chamber.
WARNING
The exhaust system is hot after op-
eration. Make sure that the exhaust
system has cooled down before do-
ing any maintenance work.
CAUTION:
The following precautions must be
observed to prevent a fire hazard or
other damages.
G Use only unleaded gasoline.
The use of leaded gasoline will
cause unrepairable damage to
the catalytic converter.
G
Never park the vehicle near pos-
sible fire hazards such as grass
or other materials that easily
burn.
G
Do not allow the engine to idle
too long.
EAU13430
EWA10860
ECA10700