250/300/380 sx,mxc,exc repair manual engine - Tanga Moteurs
250/300/380 sx,mxc,exc repair manual engine - Tanga Moteurs
250/300/380 sx,mxc,exc repair manual engine - Tanga Moteurs
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Repair <strong>manual</strong> KTM <strong>250</strong> / <strong>300</strong> / <strong>380</strong> Art No 3206004 -E<br />
1<br />
2<br />
2<br />
3<br />
– Pull out the shift rails and swing the shift forks aside.<br />
– Pull the shift roller out of the bearing seat.<br />
– Remove the shift forks.<br />
4-8C<br />
NOTE: During disassembly, watch out for the shift rollers 1 on the<br />
driving pins of the shift forks. They may remain in the shift roller.<br />
Although the counter shaft shift forks are identical they should be refitted<br />
in the same position as before if reused. Therefore mark accordingly upon<br />
removal.<br />
– Remove the 2 pressure springs 2 from the <strong>engine</strong> case.<br />
– Pull the drive shaft together with the countershaft out of the bearing<br />
seats.<br />
– Remove 1 st -gear idler gear 3 with needle cage and the two stop discs<br />
from the <strong>engine</strong> case.<br />
Dismounting the crankshaft<br />
– Pull crankshaft from the bearing seat (if necessary, use a plastic<br />
hammer and tap carefully on the crankshaft journal).<br />
– Remove O-ring from crankshaft.<br />
– Clean all parts and check for wear, replace if necessary.<br />
NOTE: When an <strong>engine</strong> is completely overhauled it is recommended that<br />
all gaskets, shaft seal rings and O-rings are renewed.
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