KTM 400 EXC AUS 2011 Repair Manual page 120

301ENGINE - WORK ON THE INDIVIDUAL PARTS
120
•
- Warm up the section of the engine case again.
Guideline
1150 °C (302
OF)
- Insert the new cold bearings in the bearing seats of the heated section of the
engine case; if necessary, use a suitable press drift to push them all the way in and
make them flush.
• Info
I
When pressing in, ensure that the section of the engine case lies flat in
order prevent damage.
Only press in the bearings by way of the outer ring, as otherwise the bear-
ings will be damaged when they are pressed in.
- After the section of the engine case has cooled down, check to ensure that the
bearings are firmly seated.
• Info
I
If the bearings are not firmly seated once cooled down, it can be assumed
that the bearing races will turn in the engine case at higher temperatures. In
this case, the engine case needs to be replaced.
- Position all bearing retainers. Mount and tighten the screws.
Guideline
Locking screw for bearing M5
6Nm
Loctile- 243""
(4.4 Ibf
ft)
- Press countershaft shaft seal ring. and shift shaft. in flush, with the open side
facing inward.
- Mou nt and tighten oi I jet •.
Guideline
Oil jet, piston cooling M5
2 Nm Loctilee 243""
(1.5 Ibf
ft)
- Mount the dowels .
40036]'{1l
- Blowout all oil holes with compressed air and check that they are clear.
301ENGINE - WORK ON THE INDIVIDUAL PARTS
120
•
- Warm up the section of the engine case again.
Guideline
1150 °C (302
OF)
- Insert the new cold bearings in the bearing seats of the heated section of the
engine case; if necessary, use a suitable press drift to push them all the way in and
make them flush.
• Info
I
When pressing in, ensure that the section of the engine case lies flat in
order prevent damage.
Only press in the bearings by way of the outer ring, as otherwise the bear-
ings will be damaged when they are pressed in.
- After the section of the engine case has cooled down, check to ensure that the
bearings are firmly seated.
• Info
I
If the bearings are not firmly seated once cooled down, it can be assumed
that the bearing races will turn in the engine case at higher temperatures. In
this case, the engine case needs to be replaced.
- Position all bearing retainers. Mount and tighten the screws.
Guideline
Locking screw for bearing M5
6Nm
Loctile- 243""
(4.4 Ibf
ft)
- Press countershaft shaft seal ring. and shift shaft. in flush, with the open side
facing inward.
- Mou nt and tighten oi I jet •.
Guideline
Oil jet, piston cooling M5
2 Nm Loctilee 243""
(1.5 Ibf
ft)
- Mount the dowels .
40036]'{1l
- Blowout all oil holes with compressed air and check that they are clear.