KTM 2008 450 XC ATV, Руководство по ремонту

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31/CARBURETOR
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21.10
Checking the throttle slide
700055-10
–
Check the throttle slide rollers for damage and wear.
» If the throttle slide rollers do not turn easily, are worn or have flat areas:
–
Change the throttle slide.
–
Except for throttle slide roller

(removable), all rollers must rest flush against the
throttle slide.
» If the throttle slide rollers are loose:
–
Change the throttle slide.
–
Check the coating of the throttle slide and throttle slide plate

for damage and
wear.
» If the coating is damaged or worn:
–
Change the throttle slide.
700056-10
–
Check membrane

of the throttle slide plate for damage, brittleness and tight-
ness.
» If the membrane is damaged or brittle:
–
Change the membrane.
–
Check that membrane

is seated properly.
» If the membrane is not seated properly:
–
Position the membrane correctly.
21.11
Checking the needle jet
700053-10
–
Use a new jet needle as a gauge. Apply a marking

on the jet needle above
step

at a distance of

.
Specification
Distance

3 mm (0.12 in)
Info
The marking should come off completely when cleaned away.
700054-10
–
Insert the marked jet needle into the needle jet being tested. Push the two pieces
together carefully.
–
Check the needle jet.
» If marking

on the jet needle is not visible on top edge

of the needle jet:
–
Change the needle jet.
21.12
Checking the float needle valve
700057-10
–
Check the float needle valve including the valve seat for deposits or wear.
» If there are deposits or wear:
–
Clean the valve seat. Clean or change the float needle valve.
Carburetor cleaner ( P. 205)
–
Check the float needle valve for wear and the sealing areas of indentations.
» If the sealing area is damaged or if there is wear:
–
Change the float needle valve.