Top-Side Components; Removing Top-Side Components - Arctic Cat 2014 450 Service Manual

Top-Side Components

 NOTE: For efficiency, it is preferable to remove and
disassemble only those components which need to
be addressed and to service only those components.
The technician should use discretion and sound
judgment.
AT THIS POINT

To service any one specific component, only limited dis-
assembly of components may be necessary. Note the
AT THIS POINT information in each sub-section.
 NOTE: The engine/transmission does not have to
removed from the frame for this procedure.
Removing Top-Side
Components
A. Cylinder Head Cover/Rocker
Arms
B. Cylinder Head/Camshaft
 NOTE: Remove the spark plug, timing inspection
plug, and outer magneto cover; then using an appro-
priate wrench, rotate the crankshaft to top-dead-cen-
ter of the compression stroke.
 NOTE: Arctic Cat recommends the use of new gas-
kets, lock nuts, and seals and lubricating all internal
components when servicing the engine/transmis-
sion.
1. Remove the cap screws securing the two valve
inspection covers. Remove the two covers. Account
for the O-rings.
 NOTE: Keep the mounting hardware with the covers
for assembly purposes.
38
2. Remove the cylinder head cover cap screws. Note
the rubber washers on the four top-side cap screws;
remove the cylinder head cover. Note the orientation
of the cylinder head plug and remove it. Note the
location of the two alignment pins.
3. Remove the cap screw from the tension adjuster;
then using a common screwdriver, relax the cam
chain tension by rotating the adjuster screw clock-
wise until it locks.
FI603
FI606A
MD1354A
FI607A