2-4
8. Clean any dirt or debris from inside the air cleaner.
9. Place the filter assembly in the air filter housing
making sure it is properly positioned and properly
seated.
FI514A
10. Install the air filter housing cover and secure with
the three machine screws.
11. Install the storage compartment; then secure with
the reinstallable rivets.
CHECKING AND CLEANING
DRAINS
1. Inspect the drains beneath the front of the main
housing for debris and for proper sealing.
2. Wipe any accumulation of oil or gas from the filter
housing and drains.
Valve/Tappet Clearance
(Feeler Gauge Procedure)
To check and adjust valve/tappet clearance, use the
following procedure.
1. Remove the timing inspection plug; then remove
the tappet covers and spark plug (for more detailed
information, see Section 3 - Servicing Top-Side
Components).
NOTE: Remove the crankshaft end cap and use a
socket and ratchet to rotate the engine.
2. Rotate the crankshaft to the TDC position on the com-
pression stroke.
NOTE: At this point, the rocker arms and adjuster
screws must not have pressure on them.
3. Using a feeler gauge, check each valve/tappet
clearance. If clearance is not within specifications,
loosen the jam nut and rotate the tappet adjuster
screw until the clearance is within specifications.
Tighten each jam nut securely after completing the
adjustment.
CC007DC
4. Install the timing inspection plug; then install the
crankcase end cap.
5. Place the two tappet covers into position making
sure the proper cap screws are with the proper
cover. Tighten the cap screws securely.
6. Install the spark plug.
Valve/Tappet Clearance
(Valve Adjuster Procedure)
To check and adjust valve/tappet clearance, use the
following procedure.
NOTE: The seat, storage compartment cover
assembly, compartment box, air filter/filter hous-
ing, and left-side/right-side splash panels must be
removed for this procedure.
1. Remove the timing inspection plug; then remove
the tappet covers and spark plug (for more detailed
information, see Section 3 - Servicing Top-Side
Components).
CAUTION
A torn air filter element can cause damage to the ATV
engine. Dirt and dust may get inside the engine if the
element is torn. Carefully examine the element for
tears before and after cleaning it. Replace the element
with a new one if it is torn.
CAUTION
The feeler gauge must be positioned at the same angle
as the valve and valve adjuster for an accurate mea-
surement of clearance. Failure to measure the valve
clearance accurately could cause valve component
damage.
VALVE/TAPPET CLEARANCE
Intake
0.1 mm (0.0039 in.)
Exhaust
0.17 mm (0.0067 in.)
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