SHERCO 250 SEF RACING Manual Del Usuario página 137

MAINTENANCE SCHEDULE
IMPORTANT CHECKS AND MAINTENANCE WORK
TO BE CARRIED OUT BY A SHERCO WORKSHOP
Competition use
Recreational user
Check the clutch disc wear
Check the length of the clutch springs
Check that the clutch nut is not marked
Check that the clutch housing is not marked
Check the wear of the cylinder and piston
Replace the piston
Check the piston pin and grooves for wear (a) visually check
Check the camshafts for wear (a) visually check
Check the camshaft buckets for wear
Check the wear of valve guides
Replace the valves
Check operation of the timing chain tensioner guide
Check the run-out at the end of the crankshaft
Check the condition of the connecting rod
Replace the big end bearing
Replace the crankshaft bearings
Check all of the gearbox components for wear
Check the length of the relief valve spring
Replace fiberglass packing in the muffler
Check the length of the camshaft drive chain
Check the camshaft bearings
Replace connecting rod kit
At At At
10h 20h 40h
At At
20h 40h
At At
80h 80h
At At
80h 120h
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