KTM Chassis 690 SMC, Owner'S Manual

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MAINTENANCE WORK ON CHASSIS AND ENGINE
105
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.
600632-01
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To check spoke tension, tap each spoke with a screwdriver.
Guideline
You should hear a high note.
Spoke nipple, front wheel M4.5 4 Nm (3 lbf ft)
Spoke nipple, rear wheel M5 4 Nm (3 lbf ft)
Info
If you hear different tone frequencies from different spokes, this is an indication
of different spoke tensions.
9.52
Checking tire air pressure
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.