Checking Tire Air Pressure; Checking Spoke Tension - KTM 250 EXC-F EU 2010 Owner's Manual

MAINTENANCE WORK ON CHASSIS AND ENGINE

Checking tire air pressure

13.71
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 spoke tension

13.72
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 can cause wheel imbalance, which leads to more loose spokes in a short time.
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 tire air pressure when tires are cold.
Tire air pressure off road
Front
Rear
Road tire pressure (EXC-F, EXC‑F SIX DAYS)
Front
400695-01
Rear
» If the tire pressure does not meet specifications:
–
Correct the tire air pressure.
–
Fit the dust cap.
–
Tap each spoke with a screwdriver.
Info
The sound frequency depends on the length and thickness of the spoke.
If there are different sound frequencies in spokes with the same length and
thickness, this indicates different spoke tensions.
You should hear a high note.
» If the spoke tension varies:
400694-01
–
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
73
5... 6 Nm (3.7...
4.4 lbf ft)
5... 6 Nm (3.7...
4.4 lbf ft)