Collar Stud; Clutch - Stihl MS 290 Manual

5.4

Collar Stud

– Remove the chain sprocket cover
with cutting attachment.
: Use M 8 stud puller
5910 893 0501, b 12, to remove
the collar stud (1).
1
2
If the thread in the engine housing is
badly damaged or stripped, it will
not be possible to secure the
standard collar stud (1) properly.
This situation can be remedied by
using the DG 9 collar stud
1127 664 2410 (2).
Do not drill out the mounting bore in
the engine housing.
– Coat thread of the DG 9 collar
stud with Loctite 648, b 13.
– Install the collar stud squarely.
16
– Install the collar stud with the M 8
stud puller, b 12.
1
– Tighten down the collar stud
firmly, b 3.5
Install all other parts in the reverse
sequence.
5.5

Clutch

– Troubleshooting – b 4.1
– Remove the clutch drum/chain
sprocket, b 5.1
– Remove the prefilter, b 11.1
1
: remove the spark plug boot (1).
– Unscrew the spark plug.
: Push the locking strip (1)
0000 893 5903 into the spark
plug hole so that "TOP" faces up.
MS 290, MS 310, MS 390
1