Arctic Cat Sno Pro 120 2011, Service Manual

Page: 120 / 535

2-82
Servicing Top-Side
Components
(Crossfire/M-Series)
Many services can be performed without removing the
engine. Some components may vary from model to
model. The technician should use discretion and sound
judgment when removing and installing components.

NOTE: Prior to starting the removing procedure,
disconnect the hood harness and the air intake con-
nector from the air silencer; then remove the cables
and pins securing the hood to the front end, remove
the hood, and remove the left-side and right-side
access panels.

NOTE: Some photographs used in this sub-section
are used for clarity purposes only and are not
designed to depict actual conditions.
REMOVING TOP-SIDE
COMPONENTS
To access top-side components, use the following proce-
dure:
1. Disconnect the exhaust temperature sensor; then cut
the cable tie securing the sensor harness to the APV
cable.
2. Remove the expansion chamber and resonator and
account for the springs, hairpin clip, and the tab
washer; then remove the exhaust manifold.
CM186
3. Drain the engine coolant (see Liquid Cooling System
- Section 3).
4. Remove the cap screws securing the side-plate brace
and steering support to the chassis; then remove the
side-plate brace.
CM133A
CM132A
5. Remove the cap screws securing the APV assemblies
to the cylinders; then remove the APV assemblies
and set them aside.

NOTE: For installing purposes, note that the APV
exhaust valves and gaskets are directional.
CM187

NOTE: At this point on the 800 cc, remove the spark
plugs to gain access to the cylinder head cap screws;
then disconnect the knock sensor plug-in.
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