KTM 250 EXC 2018 User Manual

12 SERVICE WORK ON THE CHASSIS
84
12.34 Checking the chain for dirt
400678-01
– Check the chain for heavy soiling.
» If the chain is very dirty:
– Clean the chain. ( p. 84)
12.35 Cleaning the chain
Warning
Danger of accidents Oil or grease on the tires reduces the road grip.
– Remove the lubricant from the tires using a suitable cleaning agent.
Warning
Danger of accidents Oil or grease on the brake discs reduces the braking effect.
– Always keep the brake discs free of oil and grease.
– Clean the brake discs with brake cleaner when necessary.
Warning
Environmental hazard Hazardous substances cause environmental damage.
– Dispose of oils, grease, filters, fuel, cleaning agents, brake fluid, etc., correctly and in compliance with
the applicable regulations.
Info
The service life of the chain depends largely on its maintenance.
Preparatory work
– Raise the motorcycle with a lift stand. ( p. 63)
400725-01
Main work
– Rinse off loose dirt with a soft jet of water.
– Remove old grease residue with chain cleaner.
Chain cleaner ( p. 167)
– After drying, apply chain spray.
Off-road chain spray ( p. 167)
Finishing work
– Remove the motorcycle from the lift stand. ( p. 63)

KTM 250 EXC 2018 Specifications

General

Displacement	249 cm³
Bore x Stroke	66.4 mm x 72 mm
Transmission	6-speed
Fuel System	Carburetor
Cooling	Liquid cooled
Front Suspension	WP Xplor 48 upside-down fork
Rear Suspension	WP Xplor PDS shock absorber
Rear Tire	140/80-18
Front Wheel	1.60 x 21"
Rear Wheel	2.15 x 18"
Ground Clearance	370 mm
Seat Height	960 mm
Engine Type	1-cylinder, 2-stroke
Clutch	Wet multi-disc clutch, hydraulically operated
Frame	Central tube frame made of chrome molybdenum steel
Front Brake	Disc brake
Rear Brake	Disc brake, 220 mm
Front Tire	90/90-21
Starter	Kick and electric starter
Fuel Tank Capacity	9 liters