KTM EXC - Recommended Inspection of the 250;300 EXC and MXC Engine Used for Enduro Competitions by Your KTM Workshop; Recommended Inspection of the 250;300 EXC and MXC Engine Used for Hobby Enduro by Your KTM Workshop

10-8C
RECOMMENDED INSPECTION OF THE 250/300 EXC AND MXC ENGINE
USED FOR ENDURO COMPETITIONS BY YOUR
KTM WORKSHOP
(ADDITIONAL ORDER FOR THE KTM WORKSHOP)
Check the reed-type intake valve for wear ●●●●●●
Check the clutch shoes for wear ●●●●●●
Check the length of the clutch springs ●●●●●●
Check the cylinder and piston for wear ●●●●●●
Check the exhaust control for proper functioning and smooth running ●●●●●●
Check the eccentricity of the crankshaft journal ●●●●●●
Check the radial clearance of the conrod bearings ●●●
Check the radial clearance of the piston pin main bearing ●●●
Check the crankshaft main bearing for wear ●●●
Replace the crankshaft bearings and conrod bearings ●●●
Check the entire transmission including roller and bearings for wear ●●●
30
hours
45
hours
60
hours
90
hours
120
hours
135
hours
RECOMMENDED INSPECTION OF THE 250/300 EXC AND MXC ENGINE
USED FOR HOBBY
- ENDURO BY YOUR KTM WORKSHOP
( ADDITIONAL ORDER FOR THE KTM WORKSHOP )
Check the reed-type intake valve for wear ●●●●●●
Check the clutch shoes for wear ●●●●●●
Check the length of the clutch springs ●●●●●●
Check the cylinder and piston for wear ●●●●●●
Check the exhaust control for proper functioning and smooth running ●●●●●●
Check the eccentricity of the crankshaft journal ●●●●●●
Check the radial clearance of the conrod bearings ●●●
Check the radial clearance of the piston pin main bearing ●●●
Check the crankshaft main bearing for wear ●●●
Replace the crankshaft bearings and conrod bearings ●●●
Check the entire transmission including roller and bearings for wear ●●●
60
hours
90
hours
120
hours
180
hours
240
hours
270
hours
NOTE: IF THE INSPECTION ESTABLISHES THAT PERMISSIBLE TOLERANCES ARE EXCEEDED, THE RESPECTIVE COMPONENTS MUST
BE REPLACED.