KTM 125 Duke 2018 Owner's Manual page 203

Main work
–
Remove filler plug
1 0 0 1
and fill up with engine oil.
401955-10
–
Install and tighten the oil filler plug with O-ring.
–
Start the engine and check that it is oil-tight.
SERVICE WORK ON THE ENGINE 18
1
and the O-ring from the clutch cover,
Engine oil (SAE 15W/50) (
Engine oil (SAE 10W/40) (
Info
In order to achieve optimal engine performance, it is
not advisable to mix different engine oils.
We recommended changing the engine oil when neces-
sary.
Danger
Danger of poisoning Exhaust gases are toxic and inhal-
ing them may result in unconsciousness and death.
–
Always make sure there is sufficient ventilation
when running the engine.
–
Use an effective exhaust extraction system when
starting or running the engine in an enclosed
space.
p. 235)
p. 236)
201