Yamaha Raptor 700 Manual Del Propietário página 288

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Hard water or salt water is harmful to the
engine. You may use soft water if you can't
get distilled water.
NOTE:
8 If water is added, have a Yamaha dealer
check the antifreeze content of the coolant as
soon as possible.
8 The radiator fan operation is completely auto-
matic. It is switched on or off according to the
coolant temperature in the radiator.
If your ATV overheats, see page 8-138 for
details.
8-39