Chain Catcher; Spiked Bumper - Stihl MS 290 Manual

– Rotate clutch drum/chain
sprocket and apply slight
pressure at the same time until
the oil pump drive spring
engages the notch.
– Fit rim sprocket with the cavities
facing outwards.
Install all other parts in the reverse
sequence.
MS 290, MS 310, MS 390
5.2

Chain Catcher

1
2
– Remove the chain sprocket
cover, bar and chain.
: Take out the screw (1).
: Remove the chain catcher (2).
Install in the reverse sequence.
Check correct installed position.
5.3

Spiked Bumper

– Remove the chain sprocket
cover, bar and chain.
– Take out the screws (arrows).
: Remove the spiked bumper (1).
Install in the reverse sequence.
1
15