Yamaha YZF-R6S(C) Owner's Manual page 61

1. Maximum level mark
2. Minimum level mark
3. If the coolant is at or below the
minimum level mark, remove the
coolant reservoir cover by remov-
ing the bolts, remove the reservoir
cap, and then add coolant to the
maximum level mark.
1. Coolant reservoir cover
2. Bolt
PERIODIC MAINTENANCE AND MINOR REPAIR
1. Coolant reservoir cap
Coolant reservoir capacity (up to the
maximum level mark):
0.25 L (0.26 US qt) (0.22 Imp.qt)
CAUTION:
G
If coolant is not available, use
distilled water or soft tap water
instead. Do not use hard water
or salt water since it is harmful
to the engine.
G
If water has been used instead
of coolant, replace it with cool-
ant as soon as possible, other-
wise the engine may not be
sufficiently cooled and the cool-
ing system will not be protected
against frost and corrosion.
6-15
G
If water has been added to the
coolant, have a Yamaha dealer
check the antifreeze content of
the coolant as soon as possible,
otherwise the effectiveness of
the coolant will be reduced.
WARNING
Never attempt to remove the radiator
cap when the engine is hot.
4. Install the reservoir cap, and then
install the coolant reservoir cover
by installing the bolts.
NOTE:
ECA10470
G The radiator fan is automatically
switched on or off according to the
coolant temperature in the radia-
tor.
G
If the engine overheats, see page
6-45 for further instructions.
To change the coolant
1. Place the vehicle on a level sur-
face and let the engine cool if nec-
essary.
EWA10380
6
EAU20342