KTM 125 SX 2010, Owner'S Manual

Page: 263 / 899

4-8
Art.- No. 3.206.088-E
Repair manual KTM 250 / 300
2
3
1
Dismounting the reed valve housing
– Remove the 4 collar bolts
1
.
– Remove the reed valve housing with the intake flange or rubber
sleeve.
Parting the engine housing halves
– Face ignition-gear upwards and remove all 12 housing bolts.
– Loosen the 2 engine fixtures on the engine work stand.
– Lift the left-hand housing half with suitable tools on the bosses
provided, or part with a few light plastic mallet blows against the
countershaft from the right-hand housing half.
!
CAUTION
!
L
EVERING APART WITH A SCREW DRIVER OR SIMILAR TOOL MUST BE AVOIDED
,
AS
THE SEAL FACES ARE EASILY DAMAGED
.
NOTE: Pay attention to stop disk
2
on the main shaft when separating
the engine housing half (it can stick to the inside of the housing).
Dismounting the gearshift mechanism and transmission
– Remove stop disk
2
from the main shaft.
– Pull the 2 pressure springs
3
out of the shift rails.
4
– Pull out the shift rails and swing the shift forks aside.
– Pull the shift roller out of the bearing seat.
– Remove the shift forks.
NOTE: When dismounting, pay attention to the needle rollers
4
, which
could stay behind in the shift drum.
As the shift forks differ from each other, be sure to mark them accor-
dingly when you remove them.