KTM 250 EXC TPI 2019 Repair Manual page 247

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1
Check needle bearings
» If there is damage or wear:
–
Change the needle bearings.
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Check the pivot points of main shaft
» If there is damage or wear:
–
Change the main shaft and/or countershaft.
–
Check the tooth profiles of main shaft
» If there is damage or wear:
–
Change the main shaft and/or countershaft.
–
Check the pivot points of idler gears
» If there is damage or wear:
–
Change the gear wheel pair.
–
Check the shift dogs of idler gears
» If there is damage or wear:
–
Change the gear wheel pair.
–
Check the tooth faces of idler gears
» If there is damage or wear:
–
Change the gear wheel pair.
–
Check the tooth profiles of sliding gears
» If there is damage or wear:
–
Change the gear wheel pair.
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5
Check sliding gears for smooth operation in the profile of main shaft
» If the sliding gear does not move freely:
–
Change the sliding gear or the main shaft.
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5
Check sliding gears for smooth operation in the profile of countershaft
» If the sliding gear does not move freely:
–
Change the sliding gear or the countershaft.
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7
Check stop disks for damage and wear.
» If there is damage or wear:
–
Change the stop disks.
for damage and wear.
2
and countershaft
2
and countershaft
4
for damage and wear.
4
and sliding gears
4 5
, sliding gears
5
for damage and wear.
B04444-10
3
for damage and wear.
3
for damage and wear.
5
for damage and wear.
6
, and fixed gear for damage and wear.
2
.
3
.
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