17MS 311, MS 391
4. Clutch
– Troubleshooting, b 3.1
– Remove the shroud, b 6.4.
– Remove the clutch drum, b 4.1
: Pull boot (1) off the spark plug.
– Unscrew the spark plug.
: Push the locking strip (1)
0000 893 5903 into the spark
plug hole, wide end first, so that
"OBEN-TOP" faces up.
4903RA001 TG
1
4903RA002 TG
1
: The locking strip (1)
0000 893 5903 must butt against
the cylinder wall (arrow) as
shown.
: Apply wrench to hexagon (arrow)
and unscrew the clutch (1).
Note that the clutch has a left-hand
thread.
Disassembling
: Use hook (2) 5910 890 2800 to
remove the clutch springs (1).
4903RA106 TG
1
1
4903RA003 TG4903RA004 TG
21
– Pull the clutch shoes off the
carrier.
: Remove the retainers (1).
– Clean all parts, b 14
– Replace any damaged parts.
If the clutch is noticeably worn,
replace all three clutch shoes at the
same time – not individual shoes –
since runout may otherwise affect
correct operation of the clutch.
4903RA005 TG
1
4903RA006 TG
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