2011 Yamaha Motorsports Apex X-TX Owners Manual - Page 61

2011 Yamaha Motorsports Apex X-TX Manual

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Periodic maintenance and adjustment 1. 2. Place the snowmobile on a level surface and apply the parking brake. Remove the shroud, the left and right side covers, and the top cover. (See page 49 for removal procedures.) Remove the headlight unit bolt on each side of the snowmobile, and then unhook the headlight unit. (See page 52.) Remove the air filter case cover by unhooking the fasteners. 3. 4. 1 1 2 1. Throttle lever pivot 2. Engine stop switch housing 3. Throttle lever 1. Air filter case cover fastener 2. Air filter case cover 5. The T.O.R.S. will be activated and the engine speed will be limited to less than the clutch engagement speed. (See page 88 for the clutch engagement speed.) WARNING! If the engine speed does not decrease to less than the clutch engagement speed, stop the engine by turning the main switch to the off position and consult a Yamaha dealer. Operating the snowmobile with a malfunctioning T.O.R.S. could result in loss of control. [EWS00362] ESU11887 Lift up the air filter element frame and check the air filter element. If there is any snow on the air filter element, remove the element, brush off the snow, and then install the air filter element. 1 Checking the air filter Check that there is no snow under the air filter element frame after each ride. In addition, snow may need to be cleaned during a ride depending on the riding conditions. 1. Air filter element frame 55

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Periodic maintenance and adjustment
55
The T.O.R.S. will be activated and the
engine speed will be limited to less than
the clutch engagement speed. (See page
88 for the clutch engagement speed.)
WARNING! If the engine speed does
not decrease to less than the clutch
engagement speed, stop the engine
by turning the main switch to the off
position and consult a Yamaha dealer.
Operating the snowmobile with a mal-
functioning T.O.R.S. could result in
loss of control.
[EWS00362]
ESU11887
Checking the air filter
Check that there is no snow under the air filter
element frame after each ride. In addition,
snow may need to be cleaned during a ride
depending on the riding conditions.
1.
Place the snowmobile on a level surface
and apply the parking brake.
2.
Remove the shroud, the left and right
side covers, and the top cover. (See page
49 for removal procedures.)
3.
Remove the headlight unit bolt on each
side of the snowmobile, and then unhook
the headlight unit. (See page 52.)
4.
Remove the air filter case cover by un-
hooking the fasteners.
5.
Lift up the air filter element frame and
check the air filter element. If there is any
snow on the air filter element, remove the
element, brush off the snow, and then in-
stall the air filter element.
1.
Throttle lever pivot
2.
Engine stop switch housing
3.
Throttle lever
1.
Air filter case cover fastener
2.
Air filter case cover
1.
Air filter element frame
1
1
2
1