Stihl MS 171 Manual page 20

6. Clutch
– Troubleshooting, b 4.1
– Remove the chain sprocket
cover, bar and chain, b 5
– Remove the clutch drum, b 6.1
1
– Remove the shroud, b 8.4
– The spring may be preloaded on
machines with ErgoStart. It is
therefore necessary to remove
the fan housing, b 10.1 and
b 10.2
: Pull off the spark plug boot (1).
1
: Unscrew the spark plug (1).
MS 171, MS 181, MS 211
All manuals and user guides at all-guides.com
: Push the locking strip (1)
0000 893 5904 into the spark
plug hole until it butts against the
cylinder wall (arrow) as shown.
1
: Unscrew the clutch (1).
Note that the clutch has a left-hand
thread.
1
Disassembling
– Clamp the clutch in a vise.
: Use hook (2) 5910 890 2800 to
remove the clutch springs (1).
1
– Pull the clutch shoes off the
carrier.
: Pull the retainers (1) off the clutch
shoes.
– Clean all parts, b 16
– Replace any damaged parts.
2
1
: Slip the retainers (1) onto the
clutch shoes.
1
19