2009 Yamaha Motorsports RS Vector GT Owners Manual - Page 47

2009 Yamaha Motorsports RS Vector GT Manual

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Periodic maintenance and adjustment When installing the spark plug, always clean the gasket surface. Wipe off any grime from the threads and tighten the spark plug to the specified torque. Spark plug tightening torque: 12.5 Nm (1.25 m·kgf, 9 ft·lbf) ECS00382 ESU12910 Adjusting the throttle cable free play ECS00410 NOTICE Be sure to adjust the engine idling speed first. 1. Remove the shroud and the right side cover. (See page 38 for removal procedures.) Loosen the locknut. Turn the adjusting bolt in or out until the specified throttle cable free play is obtained. NOTICE Make sure that the spark plug caps are securely installed. Otherwise the spark plug caps could be damaged due to engine vibration. ESU12901 2. 3. Adjusting the engine idling speed 1. 2. 3. Remove the shroud. (See page 38 for removal procedures.) Start the engine and warm it up. Turn the throttle stop screw in or out to adjust the engine idling speed. 1. Locknut 2. Throttle cable free play adjusting bolt 3. Throttle cable free play Throttle cable free play: 2.0-3.0 mm (0.08-0.12 in) 4. 5. Tighten the locknut. Install the right side cover and the shroud. 1. Throttle stop screw ESU11862 Standard engine idling speed: 1300-1500 r/min 4. Install the shroud. Checking the throttle override system (T.O.R.S.) Check the T.O.R.S. for proper operation. EWS00352 WARNING When checking the T.O.R.S., take precautions to avoid snowmobile movement which could cause an accident: 41

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Periodic maintenance and adjustment
41
When installing the spark plug, always clean
the gasket surface. Wipe off any grime from
the threads and tighten the spark plug to the
specified torque.
NOTICE
ECS00382
Make sure that the spark plug caps are se-
curely installed. Otherwise the spark plug
caps could be damaged due to engine vi-
bration.
ESU12901
Adjusting the engine idling
speed
1.
Remove the shroud. (See page 38 for re-
moval procedures.)
2.
Start the engine and warm it up.
3.
Turn the throttle stop screw in or out to
adjust the engine idling speed.
4.
Install the shroud.
ESU12910
Adjusting the throttle cable free
play
NOTICE
ECS00410
Be sure to adjust the engine idling speed
first.
1.
Remove the shroud and the right side
cover. (See page 38 for removal proce-
dures.)
2.
Loosen the locknut.
3.
Turn the adjusting bolt in or out until the
specified throttle cable free play is ob-
tained.
4.
Tighten the locknut.
5.
Install the right side cover and the shroud.
ESU11862
Checking the throttle override
system (T.O.R.S.)
Check the T.O.R.S. for proper operation.
WARNING
EWS00352
When checking the T.O.R.S., take precau-
tions to avoid snowmobile movement
which could cause an accident:
Spark plug tightening torque:
12.5 Nm (1.25 m·kgf, 9 ft·lbf)
1.
Throttle stop screw
Standard engine idling speed:
1300–1500 r/min
1. Locknut
2.
Throttle cable free play adjusting bolt
3.
Throttle cable free play
Throttle cable free play:
2.0–3.0 mm (0.08–0.12 in)