KTM EXC Repair Manual page 44

5-7C
14
13
12
– Mount and grease silicon O-rings (15x1,50 mm)
– Slightly grease the bearing sleeves
– Mount toothed segments
– On the right-hand side, mount bearing bushing
bm
spring with short leg on outside and spring sleeve
bo
– Coat allan head screw
cylinder pin (see illustration) and tighten the allan head screw.
– On the left side, mount the stop plate
1
– Turn control rollers in cylinder in such a way that ports are completely open and no edges protrude.
11
11
10
2
3
9
9
on control flap and grease.
3
and plug them on the control flap.
2
(the toothed segment with the cylindrical pin has to be mounted on the right side).
bk with collar outside, adjusting lever
with Loctite 243 and screw up about 5 revolutions, hook the short leg of the overload spring on to the
8
. Apply Loctite 243 to the threads of the two screws
4
9
bn
to control flap.
– Place preassembled control flap in cylinder, engage gear segments in
control rollers in such a manner that, when the control flap is ,open
(pivoted right to the top), the markings of the gear segments and the
gear rollers coincide. Please check that the two control rollers do not
block the cross-section of the port when the control flap is open.
– Coat sealing surface thinly with silicon and mount intermediate flange
bs
with 4 O-rings (11,3x2,4 mm).
– Mount exhaust flange
a throttled version, do not forget the exhaust throttle.
– Finally check smooth running of exhaust control system.
NOTE: It must be possible to push adjusting lever
against the spring force.
3
17
2
8
16
bl with ball head on outside, overload
bq br
+ , and mount them.
bt
and spring hangers. If you are dealing with
bl
17
16
further upwards