KTM 450 EXC-F 2017 Repair Manual page 209

18
ENGINE
Remove st op disk
0
and first-gear idler gear
8 .
Remove needle bearing
8
and stop disk
8 .
Remove the fifth-gear sl iding gear
0
and lock ring
0 .
Remove stop disk
0
and t hird-gear idler gear
€) .
Remove needle bearing
0
and fourth-gear idler gear
41) .
Remove needle bearing
48
and stop disk
48.
Remove lock ring
48
and sixth-gear slid ing gear
e .
Remove lock ring . , and stop disk
40 .
Remove second-gear idler gear
48
and needle bearing
G).
18.4.39 Checking the transmission
Condition
The transmission has been disassembled .
- Check needle bearings
0
for damage and wear.
»
If there is damage or wear:
- Change the needle bearings.
00 1865-10
- Check the pivot points of main shaft
8
and countershaft
8
for damage and wear.
»
If there is damage or wear:
- Change the main shaft and/or countershaft.
- Check the tooth profi les of main shaft
8
and countershaft
8
for damage and wear.
If there is damage or wear:
- Change the main shaft and/or countershaft.
- Check the pivot points of idler gears
8
f or damage and wear.
»
If there is damage or wear:
- Change the gear whee l pair.
- Check the shift dogs of idler gears
8
and sliding gears
0
for damage and wear.
If there is damage or wear:
- Change the gear wheel pair.
- Check the tooth faces of idler gears
8 ,
slidi ng gears
0 ,
and fi xed gear
0
for damage and wear.
»
If there is damage or wear:
- Change the gear wheel pair.
- Check the tooth profiles of sli ding gears
0
for damage and wear.
»
If there is damage or wear:
207