Yamaha YZFR1W 2007, Service Manual

Page: 103 / 429

ENGINE
3-20
7. Drain:
• Coolant
(from the engine and radiator)
8. Check:
• Copper washer “1” (coolant drain
bolt “2”)
9. Install:
• Coolant drain bolt (with the copper washer)
10. Connect:
• Coolant reservoir hose
11. Install:
• Coolant reservoir
12. 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.
CAUTION:
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.
13. Install:
• Radiator cap
14. Fill:
• Coolant reservoir
(with the recommended coolant to the max-
imum level mark “a”)
Coolant drain bolt
7 Nm (0.7 m·Kg, 5.1 ft·lb)
New
Recommended antifreeze
High-quality ethylene glycol
antifreeze containing corrosion
inhibitors for aluminum engines
Mixing ratio
1:1 (antifreeze:water)
Radiator capacity (including all
routes)
2.76 L (2.92 US qt) (2.43
Imp.qt)
Coolant reservoir capacity (up
to the maximum level mark)
0.25 L (0.26 US qt) (0.22
Imp.qt)