Yamaha YZFR1X(C) Owner's Manual page 66

PERIODIC MAINTENANCE AND MINOR REPAIR
1. Coolant drain bolt
6. Remove the coolant reservoir cap.
7. Remove the coolant reservoir by
removing the bolts, and then turn
the reservoir upside down to emp-
6
ty it.
1. Coolant reservoir cap
2. Coolant reservoir
3. Bolt
8. After the coolant is completely
drained, thoroughly flush the cool-
ing system with clean tap water.
9. Install the coolant reservoir by in-
stalling the bolts.
10. Install the coolant drain bolt, and
then tighten it to the specified
torque.
NOTE:
Check the washer for damage and re-
place it if necessary.
Tightening torque:
Coolant drain bolt:
7 Nm (0.7 m·kgf, 5.1 ft·lbf)
11. Pour the recommended coolant
into the reservoir to the maximum
level mark, and then install the
coolant reservoir cap.
12. Pour the recommended coolant
into the radiator until it is full.
6-18
Antifreeze/water mixture ratio:
1:1
Recommended antifreeze:
High-quality ethylene glycol anti-
freeze containing corrosion inhibitors
for aluminum engines
Coolant quantity:
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)
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 cooling system will not
be protected against frost and
corrosion.
G
If water has been added to the
coolant, have a Yamaha dealer
check the antifreeze content of
ECA10471