Periodic maintenance and adjustment
63
antifreeze content of the coolant as
soon as possible, otherwise the effec-
tiveness of the coolant will be re-
duced.
[ECS00493]
4.
Install the right side cover and the
shroud.
Bleeding the cooling system
The cooling system must be bled if the cool-
ant reservoir becomes empty, if air can be
seen in the coolant reservoir, or if there is a
cooling system leak. Consult a Yamaha deal-
er.
NOTICE
ECS00501
Operating the engine with an improperly
bled cooling system can cause overheat-
ing and severe engine damage.
Replenishing the coolant
1.
Place the snowmobile on a level surface
and apply the parking brake.
2.
Remove the shroud, the right side cover,
and the top cover. (See page 50 for re-
moval procedures.)
3.
Remove the coolant reservoir cap and
add coolant until it reaches the “COLD
LEVEL” mark.
4.
Start the engine and add coolant until the
coolant level stabilizes, and then stop the
engine.
5.
Check for any coolant leakage. If coolant
is leaking, check for the cause.
TIP
If you find any leaks, consult a Yamaha deal-
er.
6.
Fill the coolant reservoir with coolant un-
til it reaches the “COLD LEVEL” mark.
7.
Install the coolant reservoir cap.
1. “COLD LEVEL” mark
1
1. “COLD LEVEL” mark
2. Coolant reservoir cap
Recommended antifreeze:
High-quality ethylene glycol anti-
freeze containing corrosion inhibitors
Antifreeze and water mixing ratio:
3:2
Total amount:
5.40 L (5.71 US qt, 4.75 Imp.qt)
2
1
U8HXS3E0.book Page 63 Wednesday, April 2, 2014 2:44 PM