31/Carburetor; Choke; Hot Start Button; Removing The Carburetor - KTM 450 XC 2008 Repair Manual

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31/CARBURETOR

31/CARBURETOR
21

Choke

21.1

Hot start button

21.2

Removing the carburetor

21.3
The choke 
is fitted on the left side of the carburetor.
Activating the choke function frees an opening through which the engine can draw
extra fuel. This gives a richer fuel-air mixture, which is needed for a cold start.
Info
If the engine is warm, the choke function must be deactivated.
Possible states
Choke function activated – The choke lever is pulled out to the stop.
100014-10
Choke function deactivated – The choke lever is pushed in to the stop.
The hot start button (red) 
Activating the hot start function frees an opening in the carburetor through which the
engine can draw extra air. This gives a leaner fuel-air mixture, which is needed for a
hot start.
Info
If the engine is cold, the hot start function must be deactivated.
Possible states
100015-10
Hot start function activated – The hot start button is pulled out to the stop.
Hot start function deactivated – The hot start button is pushed in as far as possi-
ble.
Remove the fuel tank. (
Remove the air filter box lid with the carburetor connection boot. (
Unplug the connector 
600158-10
Remove screw 
600442-10
Pull engine breather hose 
600159-10
is fitted on the left side of the carburetor.
P. 53)
of the TPS throttle valve sensor.
. Take off the holder for the carburetor vent hoses.
off of the carburetor.
145
P. 51)

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525 xc 2008

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