Yamaha YZF-R1 Series Service Manual page 99

1. Air induction system hose
2. Cooling system air bleed hose
3. Radiator
4. Radiator outlet hose
5. Hose clamp cover
6. Hose clamp
7. Water pump inlet pipe
8. Water pump outlet pipe
9. Thermostat assembly
A. Route the cooling system air bleed hose under the
fuel rail.
B. Route the cooling system air bleed hose to the
outside of the air induction system hose.
C. Point the ends of the hose clamp to the right. Make
sure not to install the hose clamp on the raised
portion of the hose fitting.
D. Install the radiator outlet hose onto the radiator
pipe until the end of the hose contacts the
projection on the pipe. Align the white paint mark
on the radiator outlet hose with the projection on
the radiator pipe. Align the white paint mark on the
radiator outlet hose with the outer ribs on the hose
fittings.
E. Align the yellow paint mark on the radiator outlet
hose, the black paint mark on the water pump inlet
pipe, and the crimped section of the hose clamp.
Insert the radiator outlet hose up to the center of
the white paint mark on the water pump inlet pipe.
F. Align the white paint mark on the cooling system
air bleed hose with the projection on the
thermostat housing. Install the cooling system air
bleed hose onto the thermostat housing until the
end of the hose contacts the projection on the pipe.
G. Point the ends of the hose clamp away from the
projection on the thermostat housing and toward
the bolt. Make sure not to install the hose clamp on
the raised portion of the hose fitting.
H. Hose clamp installation details
I. 2 mm (0.08 in) or more
J. Installed length: 20 mm (0.79 in)
K. Make sure not to install the hose clamp on the
raised portion of the hose fitting.
L. Install the hose clamp cover so that the end of the
cover is pointed to the right.
M. Position the yellow paint mark on the radiator
outlet hose within the range shown in the
illustration. Install the screw clamp with the screw
head facing to the right.
N. Face the fastener of the screw clamp to the right
°
within the 45 range shown in the illustration.
O. Detail of the hose fitting portion: Keep a hose
clamp interference of 0–1 mm (0–0.04 in) with
respect to the basic diameter of the hose as
shown. The hose clamp interference refers to the
basic external hose diameter and excludes any
bulging at the end of the hose.
P. Make sure not to install the hose clamp on the
raised portion of the hose fitting.
Q. 3 mm (0.12 in) or more
R. Installed length
S. 0–1 mm (0–0.04 in)
T. Make sure that the projection on the center of the
hose clamp fits into the cutout in the clamp.
U. 3 mm (0.12 in) or more
V. Make sure not to install the hose clamp on the
raised portion of the hose fitting of the water pump
inlet pipe.
W. Make sure that the hose clamp is not installed in a
slanted position as shown in the illustration.
X. Make sure to hook the end of the hose clamp
securely onto the projection on the hose clamp.
(Do not install the hose clamp as shown in the
illustration.)
Y. Install the hose clamp so that both edges are
parallel to each other.
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CABLE ROUTING