Yamaha WR450F, Owner'S Service Manual

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INSP
ADJ
ENGINE OIL LEVEL INSPECTION
ENGINE OIL LEVEL INSPECTION
1. Stand the machine on a level surface.
NOTE:
• When checking the oil level make sure that
the machine is upright.
• Place the machine on a suitable stand.
WARNING
Never remove the oil tank cap just after
high speed operation. The heated oil could
spurt out. causing danger. Wait until the oil
cools down to approximately 70 °C (158 °F).
2. Idle the engine more than 3 minutes while
keeping the machine upright. Then stop the
engine and inspect the oil level.
3. Remove:
• Oil tank plug
1
4. Inspect:
• Oil level
Check that the engine oil is above the
level mark
a
and that the oil does not
come out when the check bolt
1
is
removed.
Below the level mark
a
→
Add oil
through the filler cap hole until it is above
the level mark
a
.
Oil comes out at the check bolt
→
Drain
the oil until it stops coming out.
NOTE:
When inspecting the oil level, do not screw the
oil level gauge into the oil tank.
Insert the gauge lightly.