KTM 250 DUKE Owner's Manual page 148

17 SERVICE WORK ON THE ENGINE
–
Remove screws
–
Pull oil filter
Circlip pliers reverse (51012011000)
–
Completely drain the engine oil.
–
Thoroughly clean the parts and sealing surface.
101918-10
–
Insert oil filter
–
Lubricate the O-ring of the oil filter cover. Mount oil filter cover
–
Mount and tighten the screws.
Guideline
Screw, oil filter cover
Screw, oil filter cover
Info
L02271-10
Too little engine oil or poor-quality engine oil results in premature wear of the
engine.
 . Remove oil filter cover

out of the oil filter housing.

.
 with the O-ring.

.
M5 8 Nm (5.9 lbf ft)
M6 12 Nm (8.9 lbf ft)
146