Husqvarna FC 450 2021 Owner's Manual page 138

17 SERVICE WORK ON THE ENGINE
136
Main work
–
Position an appropriate container under the engine.
–
Remove oil drain plug
K01068-10
–
Remove screw plug
rings.
Info
Do not remove screw
K01069-10
–
Remove screw plug
rings.
–
Allow the engine oil to drain completely.
–
Thoroughly clean the parts and the sealing surfaces.
K01070-10
–
Mount and tighten screw plug
and the O-rings.
Guideline
Screw plug, oil
screen
K01069-11
–
Position long oil screen
–
Position the pin wrench through the drill hole of the screw
plug in the opposite section of the engine case.
–
Push the oil screen all the way into the engine case.
K01071-10
1
with the magnet and seal ring.
2
with the short oil screen and the O-
A
.
3 4
with long oil screen and the O-
2
with the short oil screen
M20x1.5 15 Nm (11.1 lbf ft)
4
with the O-rings on a pin wrench.