Tuning The Engine; Checking The Play In The Throttle Cable; Adjusting The Play In The Throttle Cable X; Carburetor - Idle - KTM 65 SX Owner's Manual

TUNING THE ENGINE

Checking the play in the throttle cable

14.1
Adjusting the play in the throttle cable
14.2

Carburetor - idle

14.3

Carburetor - adjusting the idle speed

14.4
–
Move the handlebar to the straight-ahead position.
–
Push back bellows
–
Pull back the throttle cable casing until you sense a resistance.
–
Now check throttle cable play
Play in gas throttle cable
» If the throttle cable play does not meet specifications:
–
Adjust the play in the throttle cable.
–
Slide on sleeve
700453-10
x
–
Move the handlebar to the straight-ahead position.
–
Push back bellows
–
Loosen nut
–
Turn the adjusting screw so that there is play
cable.
Guideline
Play in gas throttle cable
–
Tighten the nut.
700453-01
–
Slide on sleeve
The idle setting of the carburetor has a big influence on the starting behavior, stable
idling and the response to throttle opening. That means that an engine with a correctly
set idle speed is easier to start than if the idle is set wrongly.
Info
The carburetor and its components are subject to increased wear caused by
engine vibration. Wear can result in malfunctioning.
The idle speed is adjusted with adjusting screw
700457-01
The idle mixture is adjusted with idle adjusting screw
x
–
Screw in idle air adjusting screw
position.
Guideline
Idle air adjusting screw
Open
–
Run the engine until warm.
Guideline
Warm-up time
700457-01
Danger
Danger of poisoning Exhaust gases are poisonous and inhaling them may
result in unconsciousness and/or death.
–
When running the engine, always make sure there is sufficient ventila-
tion, and do not start or run the engine in an enclosed space without an
effective exhaust extraction system.
–
Adjust the idle speed with the adjusting screw
Guideline
Choke function deactivated – The choke lever is pushed up all the way.
( p. 11)
Idle speed
.

.

. Check the throttle grip for smooth operation.

.

. Turn adjusting screw in as far as possible.
 
. Check the throttle grip for smooth operation.

all the way and turn it to the specified basic

3... 5 mm (0.12... 0.2 in)
( p. 65)
x
at the outer casing of the throttle

3... 5 mm (0.12... 0.2 in)
.

.

3.5 turns
≥ 5 min
.

1,400... 1,500 rpm
65