Yamaha YFM660FS, Supplementary Service Manual

Page: 179 / 478

3 - 32
CHK
ADJ
CHECKING THE COOLANT LEVEL/
CHANGING THE COOLANT
3.Check:
●
Coolant level
The coolant level should be between the
minimum level mark
a
and maximum level
mark
b
.
Below the minimum level mark
→
Add the
recommended coolant to the proper level.
CAUTION:
●
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, soft
water may be used if distilled water is not
available.
4.Start the engine, warm it up for several min-
utes, and then turn it off.
5.Check:
●
Coolant level
NOTE:
Before checking the coolant level, wait a few
minutes until the coolant has settled.
6.Install:
●
Fuel tank side panel (left)
●
Seat
Refer to “SEAT, CARRIERS, FENDERS
AND FUEL TANK”.
CHANGING THE COOLANT
1.Remove:
●
Seat
●
Fuel tank side panel (left)
●
Engine side cover
●
Front carrier
●
Front fender panel
●
Coolant reservoir cover
Refer to “SEAT, CARPIERS, FENDERS
AND FUEL TANK”.
●
Left footrest board
Refer to “FOOTREST BOARDS”.