Checking Chain Tension; Correct Chain Tension - KTM 640 LC4 SUPERMOTO 2003 Owner's Manual

B
A
16:42
17:42
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4

Checking chain tension

Support the motorcycle on the center stand or side stand, respectively.
Switch transmission to neutral.
Push the chain upwards appr. 30 mm (1,2 in) from the end of the chain
sliding component until the upper part of the chain is tensioned (see
illustration)
Now, the distance
upper part of the chain
Correct chain tension, if necessary!
– I
F CHAIN TENSION IS TOO GREAT
MISSION
WILL BE SUBJECTED TO UNNECESSARY STRESS
EVEN CHAIN BREAKAGE
– T
OO MUCH SLACK IN THE CHAIN
JUMPING OFF THE CHAIN WHEELS
THE REAR WHEEL OR DAMAGE THE ENGINE
– I
N EITHER CASE THE OPERATOR IS LIKELY TO LOSE CONTROL OF THE MOTORCYCLE
A = 0 mm

Correct chain tension

Loosen collar nut
2
adjusting screws
Before tightening the wheel spindle, verify that the chain adjusters
sitting close to the adjusting screws and that the rear wheel has been
aligned with the front wheel.
Tighten collar nut
I
F YOU DON
THE TIGHTENING TORQUE CORRECTED BY A
1
LOOSE AXLE MAY LEAD TO AN UNSTABLE DRIVING BEHAVIOR OF YOUR MOTORCYCLE
NOTE:
The large adjusting range of the chain adjusters (32mm) allows you to use
different secondary ratios in combination with the same chain length. The
chain adjusters
A
LWAYS MOUNT THE CHAIN TENSIONER EQUALLY ALIGNED
4
A
between chain and swingarm should be 0 mm. The
B
must be tight (see illustration).
WARNING
,
PARTS WITHIN THE SECONDARY POWER TRANS
( , ,
CHAIN CHAIN SPROCKETS TRANSMISSION AND REAR WHEEL BEARINGS
.
,
ON THE OTHER HAND
. I
F THIS HAPPENS
.
1 , loosen counter nuts
3 equally far. Tighten counter nuts
1 with 80 Nm (60 ft.lb).
WARNING
'
T HAPPEN TO HAVE A TORQUE WRENCH AT HAND
KTM
4
can be rotated by 180°.
CAUTION
!
,
RESULTING IN PREMATURE WEAR AND
,
CAN RESULT IN THE CHAIN
,
THE CHAIN COULD ALSO BLOCK
2 , and turn right and left
2 .
4
,
MAKE SURE YOU HAVE
DEALER AS SOON AS POSSIBLE
!
.
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)
.
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