KTM 250 EXC RACING Owner's Manual page 236

11-14E
R
ECOMMENDED INSPECTION OF THE
a 100 liter fuel consumption is equivalent to approx. 15 operating hours
Check the clutch disks for wear
Check the length of the clutch springs
Check the cylinder and piston for wear
Check the groove on the piston pin retainer for wear (visual check)
Check the camshaft for wear (visual check)
Replace the camshaft bearings
Check the length of the valve springs
Check the spring cap for wear
Check the eccentricity of the valve disk
Check the valve guides for wear
Check the radial clearance of the rocker arm rollers
Check the elongation of the timing chain
Check the chain tensioner tooting for damage (visual check)
Check the eccentricity of the crankshaft journal
Replace the conrod bearings
Check piston pin bearing
Replace the balancer shaft bearings
Replace the crankshaft main bearings
Check the entire transmission including the roller and bearings for wear
Check the length of the bypass valve spring
NOTE: IF THE INSPECTION ESTABLISHES THAT PERMISSIBLE TOLERANCES ARE EXCEEDED, THE RESPECTIVE COMPONENTS MUST
BE REPLACED.
USED FOR ENDURO COMPETITIONS BY YOUR
(
ADDITIONAL ORDER FOR THE
250/450/525 SX
AND
KTM
WORKSHOP
KTM
WORKSHOP
EXC
ENGINE
)