Yamaha 2006 YZFR6V, Service Manual

Page: 114 / 444

ENGINE
3-19
EAS21130
CHANGING THE COOLANT
1. Remove:
• Right side panel
• Right upper side cowling
• Right lower side cowling
• Right bottom cowling
Refer to “GENERAL CHASSIS” on page 4-1.
2. Remove:
• Radiator cap “1”
WARNING
EWA13030
A hot radiator is under pressure. Therefore,
do not remove the radiator cap when the en-
gine is hot. Scalding hot fluid and steam may
be blown out, which could cause serious in-
jury. When the engine has cooled, open the
radiator cap as follows:
Place a thick rag or a towel over the radiator
cap and slowly turn the radiator cap counter-
clockwise toward the detent to allow any re-
sidual pressure to escape. When the hissing
sound has stopped, press down on the radi-
ator cap and turn it counterclockwise to re-
move.
3. Remove:
• Coolant drain bolt (water pump) “1”
(along with the copper washer)
4. Disconnect:
• Water pump inlet hose “2”
5. Drain:
• Coolant
(from the engine and radiator)
6. Remove:
• Coolant reservoir “1”
• Coolant reservoir cap “2”
7. Drain:
• Coolant
(from the coolant reservoir)
8. Install:
• Coolant reservoir
9. Connect:
• Water pump inlet hose
10.Install:
• Coolant drain bolt (water pump)
(along with the copper washer )
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, thorough-
ly wash them with water and consult a doc-
tor.
1
1
2
T
R
.
.
Coolant drain bolt (water pump)
10 Nm (1.0 m·kg, 7.2 ft·lb)
Recommended antifreeze
High-quality ethylene glycol anti-
freeze containing corrosion in-
hibitors for aluminum engines
Mixing ratio
1:1 (antifreeze:water)
Radiator capacity (including all
routes)
2.30 L (2.43 US qt) (2.02 Imp.qt)
Coolant reservoir capacity (up
to the maximum level mark)
0.25 L (0.26 US qt) (0.22 Imp.qt)
2
1
New