Measuring The Axial Clearance Of The Crankshaft; Correcting The Axial Clearance Of The Crankshaft - KTM 450 XC 2008 Repair Manual

30/ENGINE - WORK ON INDIVIDUAL PARTS

Measuring the axial clearance of the crankshaft

19.21

Correcting the axial clearance of the crankshaft

19.22
–
Clamp the right section of the engine case into the engine work stand.
Universal mounting rack (56012001000) (
–
Install crankshaft
600244-10
–
Mount the left section of the engine case. Mount and tighten the screws.
Specification
Screw, engine housing
Screw, engine housing
Screw, engine housing
Screw, engine housing
Screw, engine housing
–
Using a dial gauge, measure and note down the axial clearance of crankshaft
600437-10
Crankshaft - axial clearance
» If the measured value does not equal the specified value:
–
Correct the axial clearance of the crankshaft. (
–
Measure the axial clearance of the crankshaft. (
–
Calculate the thickness of the correction shims.
–
Remove the crankshaft and clamp in a vice as shown in the figure.
Specification
Use soft jaws.
Info
Do not strike the inner bearing race!
–
Heat the special tool.
600440-01
Specification
150 °C (302 °F)
Tool for inner bearing race (58429037037) (
–
Slide the heated special tool onto the inner bearing race, press together firmly and
pull both off of the crankshaft.
–
Add or remove correction shims.
Info
If the axial clearance is too large, correction shims need to be added. If the
axial clearance is too small, correction shims need to be removed.
Only add the correction shims on the ignition side.
–
Heat the special tool. Mount the inner bearing race.
Specification
150 °C (302 °F)
Tool for inner bearing race (58429037037) (
–
Measure the axial clearance of the crankshaft. (
.

M6x30
M6x45
M6x60
M6x65
M6x75
0.25... 0.35 mm (0.0098...
0.0138 in)
P. 207)
10 Nm (7.4 lbf ft)
10 Nm (7.4 lbf ft)
10 Nm (7.4 lbf ft)
10 Nm (7.4 lbf ft)
10 Nm (7.4 lbf ft)
P. 112)
P. 112)
P. 208)
P. 208)
P. 112)
112
.
