Axle Boots; Checking The Spark Plugs - Yamaha YXZ10YEXH Owner's Manual

TIP
 The radiator fan automatically switches on
or off according to the temperature of the
coolant in the radiator.
 If the engine overheats, see page 8-67 for
instructions.
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Axle boots

Check the axle boots for holes or tears.
If any damage is found, have them replaced
by a Yamaha dealer.
1
1. Front axle boot
1. Rear axle boot
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Checking the spark plugs

The spark plug is an important engine com-
ponent
checked, preferably by a Yamaha dealer.
Since heat and deposits will cause any spark
plug to slowly erode, the spark plugs should
be removed and checked in accordance with
the periodic maintenance chart for the emis-
sion control system. In addition, the condition
1
of the spark plugs can reveal the condition of
the engine.
8-35
1
which should be
1
8
periodically