GAS GAS MC50 2021, Owner'S Manual

Page: 88 / 119

15 TUNING THE ENGINE
86
15.1 Checking the play in the throttle cable
400192-11
–
Check the throttle grip for smooth operation.
–
Move the handlebar to the straight-ahead position. Turn the throt-
tle grip back and forth slightly and determine the play in throttle
cable
A
.
Play in throttle cable 3 … 5 mm (0.12 … 0.2 in)
» If the throttle cable play does not meet the specified value:
–
Adjust the play in the throttle cable. ( p. 86)
Danger
Danger of poisoning Exhaust gases are toxic and inhaling
them may result in unconsciousness and death.
–
Always make sure there is sufficient ventilation when
running the engine.
–
Use effective exhaust extraction when starting or run-
ning the engine in an enclosed space.
–
Start the engine and let it run at idle speed. Move the handlebar to
and fro over the entire steering range.
The idle speed must not change.
» If the idle speed changes:
–
Adjust the play in the throttle cable. ( p. 86)
15.2 Adjusting the play in the throttle cable
Preparatory work
–
Remove the seat. ( p. 50)
–
Turn the knurled screw on the fuel tap all the way clockwise.
–
Remove the fuel tank. ( p. 45)
–
Check the throttle cable routing. ( p. 59)
F02895-10
Main work
–
Move the handlebar to the straight-ahead position.
–
Push back sleeve
1
.
–
Ensure that the throttle cable sleeve is pushed all the way into bar-
rel adjuster
2
.
–
Loosen nut
3
.
400192-11
–
Turn barrel adjuster
2
so that there is play
A
in the throttle
cable at the throttle grip.
Guideline
Play in throttle cable 3 … 5 mm (0.12 … 0.2 in)
–
Tighten nut
3
.
–
Slide on sleeve
1
.