Snowmobile Arctic Cat (2007 year). Manual - part 41

3-42

12. Move the air silencer far enough to the right to

bypass the air silencer mounting bracket; then

slide the air silencer rearward and disconnect the

air temperature sensor. Remove the air silencer

from the chassis.

ZJ015A

13. Inspect the throttle valve thoroughly for carbon

residue buildup. If there are signs of carbon

buildup, the throttle body should be cleaned (see

appropriate Throttle Body Assembly in Section

4).

ZJ125

14. Remove the air temperature sensor from the air

silencer.

ZJ126A

15. Split the protective foil at the seam of the air

silencer; then remove the retaining clips secur-

ing the dual intake boot to the air silencer.

16. Remove the seven machine screws and separate

the air silencer halves.

17. Inspect the air silencer thoroughly for any for-

eign material; then clean the air silencer with

soap and water. Dry the air silencer thoroughly

prior to installing.

INSTALLING

1. Join the air silencer halves and secure with the

seven machine screws; then install the dual

intake boot and secure with retaining clips.

2. Install the air temperature sensor.

„ NOTE: Before installing the air silencer, make
sure the gasline hose is routed over the air
silencer.

3. Connect the air temperature sensor harness plug

into the sensor on the air silencer; then with

screws of the flange clamps directed properly as

noted during removing, install the air silencer

and secure to the chassis with the two torx-head

cap screws. Secure the flange clamps to the

throttle body.

„ NOTE: To aid in installing the air silencer, apply a
coat of alcohol on the insides of the intake boot
openings.

„ NOTE: It is advisable to install the air silencer at
an angle positioning it to the PTO-side throttle
body first and tightening its clamp; then working it
back and forth and with an angle tool, slide the
mag-side air silencer boot onto the throttle body
and tighten its clamp. Once in place and secured,
carefully inspect that the boots are properly seated
to the throttle bodies.

ZJ015A

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3

ZJ013A

4. Install the breather hose connecting the air

silencer to the separator tank; then connect the

harness plug to the sensor.

ZJ096B

„ NOTE: Before placing the gas tank into position
on the chassis, install the gasline hose to the tank,
push down on the connector until it snaps into
place, and route the vent hose to its proper posi-
tion as noted during removing.

ZJ012B

5. Install the gas tank to its proper position; then

secure the gas tank with the seat support assem-

bly and install the six torx-head cap screws.

Tighten securely.

ZJ010A

6. Install the four cap screws securing the steering

support plate to the steering support.

ZJ009A

7. Install the four cap screws securing the upper

bearing bracket to the upper support plate.

ZJ097A

8. Connect the fuel pump four-wire connector;

then secure the knee-pads to the steering support

with the two body screws.

9. Install the upper body panels and secure with the

torx-head cap screws; then install the handlebar

close-off panel and secure it with two torx-head

cap screws.

10. Place the console into position on the headlight

support bracket; then connect the console har-

ness connector.

! CAUTION

Make sure the gasline hose is properly locked to the
gas tank before continuing installing.

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ZJ098A

11. Secure the console to the chassis with the two

torx-head cap screws.

12. Install the seat to the lowest position; then install

the machine screw (threads coated with blue

Loctite #243) into the seat support assembly and

tighten securely.

Servicing Air Silencer 

(660 cc - Non-Turbo)

„ NOTE: Air silencer should be serviced every
3000 miles or 6 months.

REMOVING/INSPECTING/
CLEANING

1. Loosen the clamp securing the outlet tube to the

throttle body.

AO213

2. Remove the 14 mm lock nut securing the air

silencer mounting bracket to the air silencer.

AO201

3. Remove the clamp securing the breather hose to

the top of the air silencer; then remove the hose.

4. Disconnect the harness plug in connector from

the air temperature sensor.

AO214

5. Remove the lower drain hose from the bottom of

the air silencer.

AO202

6. Carefully remove the air silencer from the chas-

sis.

! CAUTION

It is critical that machine screw is not installed tight
against the seat support. The screw must be loose
enough to be effective as a seat “stop.”

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3

AO215

7. Inspect the throttle valve thoroughly for carbon

residue buildup. If there are signs of carbon

buildup, the throttle body should be cleaned (see

appropriate Throttle Body Assembly in Section

4).

AO216

8. Remove the air temperature sensor from the air

silencer.

AO217

9. Remove the six Phillips-head cap screws; then

separate the inner and outer air silencer covers.

AO218

AO219

10. Inspect the air silencer thoroughly for any for-

eign material; then clean the air silencer with

soap and water. Dry the air silencer thoroughly

prior to installing.

INSTALLING

1. Install the air temperature sensor into the air

silencer.

AO217

2. Position the air silencer into the engine compart-

ment; then connect the lower drain hose.