ATV 250 Service Manual page 72

11.Mount dipstick
12.Pre-heat engine for 5 minutes or more, and
then stop.
13.Check the oil flow
Inspection steps:
a.Loosen the bolt¢Ùof cylinder head lightly.
b.Start the engine for racing until the machine
oil squeeze out from oil tunnel. If there is no
machine oil out for one minute, stop the en-
gine at once for avoiding the engine is
damaged.
c.After the troubleshooting of no oil out is
resolved, start the engine again and check the
oil pressure.
d.Fasten the oil turnnel bolt according to
standard.
Fasten torque of the oil turnnel bolt:7N.m
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