Yamaha R6 2009, Service Manual

Page: 114 / 434

ENGINE
3-19
f. Repeat steps (2) and (3).
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5. Install:
• EXUP valve pulley cover
EAS21110
CHECKING THE COOLANT LEVEL
1. Stand the vehicle on a level surface.
TIP
• Place the vehicle on a suitable stand.
• Make sure the vehicle is upright.
2. Check:
• Coolant level
The coolant level should be between the
maximum level mark “a” and minimum
level mark “b”.
Below the minimum level mark
→
Remove the coolant reservoir cap, add
the recommended coolant to the proper
level.
TIP
To access the coolant reservoir cap, remove
the right side panel. Refer to “GENERAL
CHASSIS” on page 4-1.
ECA13470
• 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.
3. Start the engine, warm it up for several
minutes, and then turn it off.
4. Check:
• Coolant level
TIP
Before checking the coolant level, wait a few
minutes until it settles.
EAS21120
CHECKING THE COOLING SYSTEM
1. Remove:
• Side cowling assembly
Refer to “GENERAL CHASSIS” on page
4-1.
• Exhaust pipe assembly
Refer to “ENGINE REMOVAL” on page 5-
1.
2. Check:
• Radiator “1”
• Radiator inlet hose “2”
• Radiator inlet pipe “3”
• Thermostat outlet hose “4”
• Radiator outlet hose “5”
• Radiator outlet pipe “6”
• Oil cooler “7”
• Oil cooler outlet hose “8”
• Oil cooler inlet hose “9”
• Water pump outlet hose “10”
• Water pump inlet hose
• Water pump outlet pipe “11”
• Water jacket joint inlet hose “12”
• Water jacket joint “13”
Cracks/damage
→
Replace.
Refer to and “OIL COOLER” on page 6-4.
EXUP valve pulley cover bolt
(front side)
8 Nm (0.8 m·kg, 5.9 ft·lb)
EXUP valve pulley cover bolt
(rear side)
7 Nm (0.7 m·kg, 5.2 ft·lb)
a
b
a
b
1 3
2 4
c
d
a
b