Troubleshooting; Clutch - Stihl MS 261 User Manual

3.

Troubleshooting

3.1

Clutch

Condition
Saw chain stops under full load
Saw chain rotates at idle speed
Loud noises
8
Cause
Clutch shoes badly worn
Clutch drum badly worn
Engine idle speed too high
Clutch springs stretched
Clutch springs broken
Clutch springs stretched
Needle cage damaged
Clutch shoe retainer broken
Clutch shoes and carrier worn
Remedy
Install new clutch
Install new clutch drum
Readjust idle speed screw LA
Replace the clutch springs or install
new clutch
Replace the clutch springs
Replace all clutch springs
Fit new needle cage
Install new retainer or clutch
Install new clutch
MS 261, MS 261 C