Checking The Tire Air Pressure; Checking The Spoke Tension - KTM 125 EXC EU 2010 Owner's Manual

MAINTENANCE WORK ON CHASSIS AND ENGINE

Checking the tire air pressure

11.67
Info
Low tire air pressure leads to abnormal wear and overheating of the tire.
Correct tire air pressure ensures optimal riding comfort and maximum tire service life.

Checking the spoke tension

11.68
Warning
Danger of accidents Instable handling due to incorrect spoke tension.
–
Ensure that the spoke tension is correct. (Your authorized KTM workshop will be glad to help.)
Info
A loose spoke causes wheel imbalance and rapidly leads to more loose spokes.
If the spokes are too tight, they can break due to local overload.
Check the spoke tension regularly, especially on a new motorcycle.
–
Remove the dust cap.
–
Check the tire air pressure when the tires are cold.
Tire air pressure off road
Front
Rear
Tire air pressure, road (XC-W)
front
400695-01
Rear
» If the tire pressure does not meet specifications:
–
Correct the tire pressure.
–
Mount the dust cap.
–
Briefly strike each spoke with the tip of a screwdriver.
Info
The tone frequency depends on the length of the spoke and the spoke diam-
eter.
If you hear different tone frequencies from different spokes of equal length
and diameter, this is an indication of different spoke tensions.
You should hear a high note.
400694-01
» If the spoke tension varies:
–
Correct the spoke tension.
–
Check the spoke torque.
Guideline
Spoke nipple, front wheel
Spoke nipple, rear wheel
Torque wrench with various accessories in set (58429094000)
1.0 bar (15 psi)
1.0 bar (15 psi)
1.5 bar (22 psi)
2.0 bar (29 psi)
x
M4.5
M5
70
5... 6 Nm (3.7...
4.4 lbf ft)
5... 6 Nm (3.7...
4.4 lbf ft)