Inspect the radiator cap in the following procedures:

If the radiator cap does not hold the pressure for at least 10 seconds, replace it with a new one.
Radiator cap release pressure 93 – 123 kpa (0.9 – 1.2 Kgf/cm2, 13.2 – 17.5 Psi)
Cooling circuit inspection
Radiator inspection and cleaningSpecial tools and equipment
Recommended service material
Note
required service material is also described in the following.
“Front fork components”
Special tool
...
Water pump construction
Impeller
Mechanical seal
Oil seal
O-ring
O-ring
8
N·m (0.8 Kgf-m, 6.0 Lbf-ft)
10 N·m
(1.0 Kgf-m, 7.0 Lbf-ft)
Apply grease.
Apply engine coolant.
Apply molybdenum oil
solution.
Do not reuse.
...
Special tools and equipment
Recommended service material
Note
required service material is also described in the following.
“Throttle body components” “engine bottom side assembly”
Special tool
...