12 BRAKE SYSTEM 46
12.4 Checking brake discs
Warning
Danger of accidents Reduced braking efficiency due to worn brake disc(s).
– Change the worn brake disc(s) without delay. (Your authorized KTM workshop will be glad to help.)
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– Check the thickness of the front and rear brake discs at several places on the disc
to see if it conforms to measurement A.
Info
Wear reduces the thickness of the brake disc around the area used by the
brake linings.
Brake discs - wear limits
Front 2.5 mm (0.098 in)
Rear 2.5 mm (0.098 in)
» If the brake disc thickness is less than the specified value:
– Change the brake disc.
– Check the front and rear brake discs for damage, cracking and deformation.
» If the brake disk exhibits damage, cracking or deformation:
– Change the brake disc.
12.5 Checking front brake fluid level
Warning
Danger of accidents Brake system failure.
– If the brake fluid level drops below the specified marking or the specified value, this is an indication that the brake system
is leaking or that the brake linings are completely worn down. Check the brake system and do not continue riding. (Your
authorized KTM workshop will be glad to help.)
Warning
Skin irritation Brake fluid can cause skin irritation on contact.
– Avoid contact with skin and eyes, and keep out of the reach of children.
– Wear suitable protective clothing and goggles.
– If brake fluid comes into contact with the eyes, flush the eyes thoroughly with water and consult a physician immediately.
Warning
Danger of accidents Reduced braking efficiency due to old brake fluid.
– Change the brake fluid of the front and rear brake according to the service schedule. (Your authorized KTM workshop will
be glad to help.)
Warning
Environmental hazard Hazardous substances cause environmental damage.
– Oil, grease, filters, fuel, cleaners, brake fluid, etc., should be disposed of as stipulated in applicable regulations.
Info
Never use DOT 5 brake fluid! It is silicone-based and purple in color. Oil seals and brake lines are not designed for DOT 5
brake fluid.
Avoid contact between brake fluid and painted parts. Brake fluid attacks paint!
Use only clean brake fluid from a sealed container.
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