KTM 250 EXC-F EU 2020 Owner's Manual page 51

Perform engine service including removing and installing the engine. (Change the spark
plug and spark plug connector. Change the piston. Check/measure the cylinder. Check
the cylinder head. Change the valves, valve springs, and valve spring seats. Check the
camshaft and cam lever. Change the connecting rod, conrod bearing and crank pin.
Change the shaft seal rings of the water pump. Check the transmission and the shift
mechanism. Check the oil pressure control valve. Change the suction pump. Check the
force pump and lubrication system. Check the timing assembly. Change the timing
chain. Change all engine bearings. Change the freewheel.)
○
One-time interval
●
Periodic interval
Every 70 operating hours when used for motorsports
After 20 operating hours
After 10 operating hours
every 12 months
SERVICE SCHEDULE 10
Every 135 operating hours
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