Coolant Level - Yamaha YTZ250S 1986 Service Manual

Coolant Level
WARNING:
Do not remove the radiator cap, drain
bolts and hoses when the engine and
radiator are hot. Scalding hot fluid and
steam may be blown out under pressure,
which could cause serious injury. When
the engine has cooled, place a thick towel
over the radiator cap, slowly rotate the
cap counterclockwise to the detent. This
procedure allows any residual pressure to
escape. When the hissing sound has stop-
ped, press down on the cap while turning
counterclockwise and remove it.
1. Remove the right side cover.
2. Check the coolant level in the radiator
tank when the engine is cold. If the
coolant level is low, add the coolant.
1. Radiator cap
1-5
1. Coolant level
2. To recovery tank
3. Check the coolant level in the recovery
tank when the engine is cold.
If the coolant level is below the "LOW"
level add the coolant upto "FULL" level.
Recommended coolant:
High quality ethylene glycol antifreeze
containing corrosion inhibitors for
aluminum engine
Coolant capacity:
1.0 L (0.88 Imp qt, 1.057 US qt)
Coolant and water mixed ratio:
1 : 1 (50% water, 50% coolant)
Do not mix more than one type of
ethylene glycol antifreeze containing cor-
rosion for aluminum engine inhibitors.
Hard water or salt water is harmful to the
engine parts. You may use distilled water,
if you can't get soft water.