Owner`s manual

6-44
PERIODIC MAINTENANCE AND MINOR REPAIR
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Engine overheating
EW000070
w
8 Do not remove the radiator cap when the engine and radiator are hot. Scalding hot fluid and steam may be
blown out under pressure, which could cause serious injury. Be sure to wait until the engine has cooled.
8 After removing the radiator cap retaining bolt, place a thick rag, like a towel, over the radiator cap, and then
slowly rotate the cap counterclockwise to the detent to allow any residual pressure to escape. When the
hissing sound has stopped, press down on the cap while turning it counterclockwise, and then remove the
cap.
Level is OK.
Wait until the engine
has cooled.
Restart the engine. If the engine overheats again, ask a
Yamaha dealer to inspect and repair the cooling system.
Check the coolant level in the
reservoir tank and/or radiator.
Add coolant (See NOTE.)
Level is low, check the
cooling system for leakage.
Leakage.
No
leakage.
Ask a Yamaha dealer to inspect
and repair the cooling system.
NOTE:
If coolant is not available, tap water can be temporarily used instead, provided that it is changed to the recommended
coolant as soon as possible.
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