Adjusting The Throttle Cable; Draining The Carburetor Float Chamber; Adjusting The Clutch Cable - KTM Supermoto 640LC4 Owner's Manual

Adjusting the throttle cable *

When starting to turn the throttle grip, you should feel an initial backlash of
3-5 mm.
3-5 mm
If a correction is necessary, start by removing the tank. Slide back the
1 2
protection cover . To set the backlash, loosen the counter nut and turn
3
the adjusting screw accordingly. Then, fasten the counter nut and slide
the protection cover back on.
Make sure that the throttle grip will return to the idle position automatically
1
once you let go of it.
To check the correctness of this setting, start the engine, turn the handlebar
3
left and right, in both cases as far as it will go. This must not cause any
changes in idling speed. Otherwise, you have to increase the backlash of
the throttle cable.
2
29

Draining the carburetor float chamber *

Following every wet-cleaning procedure, the float chamber of the
carburetor should be drained in order to remove any water that may have
penetrated into it. Water in the float chamber causes engine malfunction.
Carry out this job with the engine being cold.
Close the fuel tap.
4
Put one end of the hose that leads downward behind the engine into a
collecting vessel.
4
5
Open the drain plug (turning it counterclockwise) by several turns, and
drain the fuel from the float chamber.
Then, retighten the drain plug and open the fuel tap.
WARNING
F . B
UEL IS HIGHLY FLAMMABLE AND TOXIC E EXTREMELY CAUTIOUS WHEN HANDLING
. N
FUEL EVER PERFORM ANY WORK ON THE FUEL SYSTEM NEAR OPEN FIRE OR BURNING
. A . W
CIGARETTES LWAYS ALLOW THE ENGINE TO COOL DOWN FIRST IPE UP ANY SPILT
. M ,
FUEL IMMEDIATELY ATERIALS SATURATED WITH FUEL ARE HIGHLY FLAMMABLE AS
. I
WELL F YOU HAVE ACCIDENTALLY SWALLOWED FUEL OR IF IT HAS GOTTEN INTO YOUR
, .
EYES GO SEE A PHYSICIAN IMMEDIATELY
5
4

Adjusting the clutch cable

When the engine is cold, the play at the clutch lever should be 1–3 mm
(0.04–0.12 in) (measured at the outer edge).
6
To adjust the clutch cable turn the adjusting nut accordingly.
1-3 mm
6