Yamaha YZFR1Y(C) 2009, Service Manual

Page: 144 / 526

PERIODIC MAINTENANCE
3-31
7. Drain:
• Coolant
(from the engine and radiator)
8. Install:
• Coolant drain bolt (with the copper
washer )
9. Connect:
• Coolant reservoir hose
10. Install:
• Coolant reservoir
11. Fill:
• Cooling system
(with the specified amount of the recom-
mended coolant)
Handling notes for coolant
Coolant is potentially harmful and should
be handled with special care.
WARNING
EWA13040
• If coolant splashes in your eyes, thor-
oughly wash them with water and consult
a doctor.
• 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.
ECA13480
• Adding water instead of coolant lowers
the antifreeze content of the coolant. If
water is used instead of coolant check,
and if necessary, correct the antifreeze
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
water.
• Do not mix different types of antifreeze.
12. Install:
• Radiator cap
13. Fill:
• Coolant reservoir
(with the recommended coolant to the
maximum level mark “a”)
14. Install:
• Coolant reservoir cap
15. Start the engine, warm it up for several
minutes, and then stop it.
16. Check:
• Coolant level
Refer to “CHECKING THE COOLANT
LEVEL” on page 3-29.
TIP
Before checking the coolant level, wait a few
minutes until the coolant has settled.
17. Install:
• Side cowlings
• Lower cowlings
Refer to “GENERAL CHASSIS” on page
4-1.
Coolant drain bolt
7 Nm (0.7 m·kgf, 5.1 ft·lbf)
Recommended antifreeze
High-quality ethylene glycol anti-
freeze containing corrosion
inhibitors for aluminum engines
Mixing ratio
1:1 (antifreeze:water)
Radiator capacity (including all
routes)
2.73 L (2.89 US qt, 2.40 Imp.qt)
Coolant reservoir capacity (up
to the maximum level mark)
0.25 L (0.26 US qt, 0.22 Imp.qt)
New