Cooling System - Yamaha R1 Series 2015 Service Manual

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7. Drain:
• Coolant
(from the coolant reservoir)
8. Install:
• Coolant reservoir
• Coolant reservoir bolt
Coolant reservoir bolt
7 Nm (0.7 m·kgf, 5.1 ft·lbf)
9. Fill:

• Cooling system

(with the specified amount of the recom-
mended coolant)
Recommended antifreeze
High-quality ethylene glycol anti-
freeze containing corrosion
inhibitors for aluminum engines
Mixing ratio
1:1 (antifreeze: water)
Coolant quantity
Radiator (including all routes)
2.25 L (2.38 US qt, 1.98 Imp.qt)
Coolant reservoir (up to the maxi-
mum level mark)
0.25 L (0.26 US qt, 0.22 Imp.qt)
Handling notes for coolant
Coolant is potentially harmful and should be
handled with special care.
EWA13040
WARNING
• If coolant splashes in your eyes, thorough-
ly wash them with water and consult a doc-
tor.
• If coolant splashes on your clothes, quickly
wash it away with water and then with soap
and water.
• If coolant is swallowed, induce vomiting
and get immediate medical attention.
ECA21291
NOTICE
• Adding water instead of coolant dilutes the
PERIODIC MAINTENANCE
antifreeze concentration of the coolant. If
water is used instead of coolant; check,
and if necessary, correct the antifreeze
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concentration of the coolant.
• Use only distilled water. However, if dis-
tilled water is not available, soft water may
be used.
• If coolant comes into contact with painted
surfaces, immediately wash them with wa-
ter.
• Do not mix different types of antifreeze.
10.Fill:
• Coolant reservoir
(with the recommended coolant to the maxi-
mum level mark "a")
a
11.Install:
• Coolant reservoir cap
12.Loosen the water pump air bleed bolt "1" to
allow any trapped air to escape from the wa-
ter pump.
13.When coolant begins to flow out, tighten the
water pump air bleed bolt to the specified
torque.
14.Pour the specified coolant into the radiator
until it is full.
15.Install:
• Radiator cap
16.Start the engine, warm it up for several min-
3-34
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Water pump air bleed bolt
10 Nm (1.0 m·kgf, 7.2 ft·lbf)