KTM 125 SX EU 2015, Owner'S Manual, Page: 53 / 129

11 SERVICE WORK ON THE CHASSIS
51
11.28 Sealing the air filter box
x
Preparatory work
–
Remove the air filter box lid. ( p. 48)
401527-10
Main work
–
Seal the air filter box in the marked area

.
Finishing work
–
Install the air filter box lid. ( p. 49)
11.29 Removing 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. Do not touch hot components.
L00924-10
–
Remove screws  .
–
Pull the main silencer off of the manifold at the rubber sleeve  .
11.30 Installing the main silencer
L00924-11
–
Mount the main silencer with rubber sleeve

.
–
Mount and tighten screws

.
Guideline
Remaining screws, chassis M6 10 Nm (7.4 lbf ft)
11.31 Changing the glass fiber yarn filling of the main silencer
x
Warning
Danger of burns The exhaust system gets very hot when the vehicle is driven.
–
Allow the exhaust system to cool down. Do not touch hot components.
Info
Over time, the fibers of the glass fiber yarn escape and the damper "burns" out.
Not only is the noise level higher, the performance characteristic changes.
Preparatory work
–
Remove the main silencer. ( p. 51)