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1
4
22
7
8
8
Cleaning the air filter *
3
The air filter must be cleaned prior to every race or whenever the motorcycle has
been exposed to great quantities of dust.
Turn the two quick-locking mechanisms
cover forward and remove it. Unhook the filter holding brackets
swing them sideways and take the air filter
out of the filter box.
2
D
FOAM
ANCE
FOAM FILTER
Thoroughly wash the foam filter in special cleaning fluid and allow it to dry well.
Only press out the filter, do not wring it out under any circumstances. Oil the dry
foam filter with a high-grade filter oil. Also clean the air filter box. Check carbure-
tor collar for damage and that it is filled correctly.
Mount the air filter on the filter support. Apply grease to the face
improve its sealing properties. Mount the filter together with the filter support in
the filter box, making sure to properly center them, and fix them with the filter
holding bracket.
A
Exhaust system *
Silencers whose caps
packing in regular intervals. Glass-fiber yarn that is too loose may cause a drop in
performance and curtail the silencer's silencing effect.
To replace the glass-fiber yarn packing
5
outer tube
inner tube, and slide on outer tube. Mount silencer cap.
Glass-fiber yarn packings are available at your authorized KTM dealer.
6
T
START WORK ON THE EXHAUST SYSTEM UNTIL IT HAS PROPERLY COOLED DOWN
BURNS
Cleaning the spark arrestor (EXC USA) *
With these models, the spark arrestor is part of the exhaust silencer. Clean it every
4000 km (2500 miles) to guarantee proper functioning. Also clean the spark arre-
stor when replacing the glass fiber yarn filling.
After assembling the silencer, remove the plug
the opening of the muffler with a rag and press the accelerator approximately 20
times. The carbon deposits will be blown out through the opening. Then turn off
the engine and let the exhaust system cool down. Grease the plug with molycote
grease and mount the plug.
!
CAUTION
O NOT CLEAN FOAM FILTER WITH FUEL OR PETROLEUM SINCE THESE WILL DAMAGE THE
. KTM
RECOMMENDS THE PRODUCTS MADE BY
.„A
C
"
CTION
LEANER
FOR CLEANING PURPOSES AND
.
5
is detachable are filled with glass-fiber yarn. Check this
7
. Use adhesive tape to attach the new glass-fiber yarn packing to the
WARNING
HE EXHAUST SYSTEM BECOMES VERY HOT WHILE THE MOTORCYCLE IS RUNNING
.
1
counterclockwise, pull the filter box
2
at the bottom,
3
together with the filter support (4)
!
PUTOLINE
FOR AIR FILTER MAINTEN
„A
F
"
CTION
LUID
A
of the filter to
6
, remove the silencer cap and pull off the
8
and start the motorcycle. Close
-
TO OIL THE
. D
O NOT
,
TO AVOID
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