2009 Yamaha Motorsports Apex LTX GT Owners Manual - Page 50

2009 Yamaha Motorsports Apex LTX 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 NOTICE Make sure that the spark plug caps are securely installed. Otherwise the spark plug caps could be damaged due to engine vibration. ESU11802 1. Idle adjusting screw Standard engine idling speed: 1400-1600 r/min 5. Install the headlight unit, making sure to insert the projections on the headlight unit stay into the slots on the bottom of the headlight unit. Adjusting the engine idling speed 1. Remove the shroud, the left and right side covers, and the top cover. (See page 41 for removal procedures.) Start the engine and warm it up. Remove the headlight unit bolts, and then lift up the headlight unit. 2. 3. 6. Install the headlight unit bolts, and then tighten them to the specified torque. Headlight unit bolt tightening torque: 3 Nm (0.3 m·kgf, 2.2 ft·lbf) 1. Headlight unit bolt 4. Turn the idle adjusting screw in or out to adjust the engine idling speed. 7. Install the top cover, the left and right side covers, and the shroud. ESU11832 Adjusting the throttle cable free play 1. Remove the shroud. (See page 41 for removal procedures.) 44

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Periodic maintenance and adjustment
44
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.
ESU11802
Adjusting the engine idling
speed
1.
Remove the shroud, the left and right
side covers, and the top cover. (See page
41 for removal procedures.)
2.
Start the engine and warm it up.
3.
Remove the headlight unit bolts, and then
lift up the headlight unit.
4.
Turn the idle adjusting screw in or out to
adjust the engine idling speed.
5.
Install the headlight unit, making sure to
insert the projections on the headlight
unit stay into the slots on the bottom of
the headlight unit.
6.
Install the headlight unit bolts, and then
tighten them to the specified torque.
7.
Install the top cover, the left and right side
covers, and the shroud.
ESU11832
Adjusting the throttle cable free
play
1.
Remove the shroud. (See page 41 for re-
moval procedures.)
Spark plug tightening torque:
12.5 Nm (1.25 m·kgf, 9 ft·lbf)
1.
Headlight unit bolt
1.
Idle adjusting screw
Standard engine idling speed:
1400–1600 r/min
Headlight unit bolt tightening torque:
3 Nm (0.3 m·kgf, 2.2 ft·lbf)