8.10
Section 8
Disassembly
Figure 8-34. Intake Valve Stem Seal* (Some
Models).
*NOTE: On engines with valve stem seals on the
intake valves; use a new seal whenever
the valve is removed or if the seal is
deteriorated or damaged. Never reuse
an old seal.
4. Repeat the above procedure for the other cylinder
head. Do not interchange parts from one cylinder
head to the other.
Remove Grass Screen, Fan, and Flywheel
1. Unsnap the grass screen from the cooling fan. See
Figure 8-35.
Figure 8-35. Removing Grass Screen.
NOTE: Always use a flywheel strap wrench or
flywheel holding tool (see Section 2, Special
Tools) to hold the flywheel when loosening
or tightening the flywheel and fan retaining
fasteners. Do not use any type of bar or
wedge between the fins of the cooling fan, as
the fins could become cracked or damaged.
Intake Valve
Stem Seal
Figure 8-36. Removing Fan and Flywheel Mounting
Hardware.
3. Carefully li the cooling fan to disengage the two
drive pins and remove it from the flywheel.
4. Remove the flywheel from the cranksha using a
puller. See Figure 8-37.
NOTE: Always use a puller to remove the flywheel
from the cranksha. Do not strike the
cranksha or flywheel, as these parts could
become cracked or damaged. Striking the
puller or cranksha can cause the crank gear
to move, affecting cranksha endplay.
5. Remove the woodruff key. See Figure 8-38.
2. Remove the retaining screw, washer, and the fan
mounting plate, securing the fan and flywheel to
the cranksha. See Figure 8-36.
Figure 8-37. Removing Flywheel.
Puller
Holding
Tool
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