Changing The Glass Fiber Yarn Filling Of The Main Silencer - KTM 350 EXC-F 2021 Owner's Manual

Info
Do not remove the glass fiber yarn filling.
Caution
Danger to health Soot particles irritate the eyes and mucuous membranes.
–
Wear suitable breathing and eye protection when cleaning the main silencer and carbon screen.
–
Clean main silencer sleeve
–
3
Mount new O-ring on silencer cap
–
2
Position silencer cap . Mount and tighten screws
Guideline
Screws on main silencer
Finishing work
–
Install the main silencer. (
12.32

Changing the glass fiber yarn filling of the main silencer

Warning
Danger of burns The exhaust system gets very hot when the vehicle is driven.
–
Allow the exhaust system to cool down before performing any work on the vehicle.
Info
Over time, the fibers of the glass fiber yarn escape and the damper "burns" out.
Not only is the noise level higher, but the performance characteristics change.
4 5
and screen of the spark arrestor with compressed air.
2
.
1
.
M5
p. 81)
Preparatory work
–
Remove main silencer. (
Main work
(All EU/BR/CN models)
–
Remove screws
–
Take off silencer cap
–
Remove the old glass fiber yarn filling.
–
Clean the parts that need to be reinstalled and check for
damage.
–
Mount the new glass fiber yarn filling
silencer.
–
Mount the O-ring on the silencer cap.
–
Position the silencer cap.
–
Mount and tighten all of the screws.
Guideline
Screws on main
silencer
V01734-10
SERVICE WORK ON THE CHASSIS 12
7 Nm (5.2 lbf ft)
p. 81)
1
.
2 3
with O-ring
4
M5
.
in the main
7 Nm (5.2 lbf ft)
83