HUSABERG FE 450 AUS, Руководство по ремонту

Страница: 113 / 285

30/ENGINE - WORK ON THE INDIVIDUAL PARTS
111
19.1
Working on the right section of the engine case
–
Remove the oil pressure regulator valve. ( p. 113)
300346-10
–
Remove bearing retainers from main shaft bearing

, shift drum bearing

and
output shaft bearing

.
–
Remove oil jet

.
–
Remove oil jet

.
–
Remove the rest of the sealing compound and thoroughly clean the section of the
engine case.
–
Warm the section of the engine case using an oven.
Guideline
150 °C (302 °F)
–
Place the section of the engine case on a flat sheet of wood and knock on the case;
the bearings will then fall out of the bearing seats.
Info
Any bearings still remaining in the section of the engine case must be
removed with a suitable tool.
–
Press out the crankshaft shaft seal ring

from the inside toward the outside.
Info
Do not press the shaft seal ring from the outside toward the inside, as there
is a small collar on the inside.
–
Remove the shaft seal ring of balancer shaft

.
–
Press in the crankshaft from the inside toward the outside, with the open side fac-
ing outward.
Info
The shaft seal ring must be flush toward the outside.
–
Press in the shaft seal ring of the balancer shaft with the open side facing outward.
–
Warm up the section of the engine case again.
Guideline
150 °C (302 °F)
–
Insert the new cold bearings in the bearing seats of the heated section of the
engine case. If necessary, use a suitable press drift from the inside toward the
outside. Push all the way to the stop so that they are flush.
Info
When pressing in, ensure that the section of the engine case lies flat in
order prevent any damage.
Only press in the bearings by way of the outer ring, as otherwise the bear-
ings will be damaged by the pressing in.
–
After the section of the engine case has cooled down, check to ensure that the
bearings are firmly seated.
Info
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 6 Nm
(4.4 lbf ft) Loctite ® 243™
–
Mount and tighten oil jet

.
Guideline
Oil jet, conrod lubrication M6x0.75 4 Nm (3 lbf ft)