Stihl FS 50 - 4.2 Ignition System

7Series 4144 Components FC, FS, KM
4. Troubleshooting
4.1 Clutch
Condition Cause Remedy
Cutting attachment stops under
load at full throttle
Clutch shoes badly worn Install new clutch
Clutch drum badly worn Install new clutch drum
Cutting attachment runs at idle
speed
Engine idle speed too high Readjust idle speed screw LA
Clutch springs stretched or fatigued Replace the clutch springs or install
new clutch
Clutch spring hooks broken Replace the clutch springs
Loud noises Clutch springs stretched or fatigued Replace all clutch springs
Clutch shoe retainer broken Install new clutch
Clutch shoes and carrier worn Install new clutch
Condition Cause Remedy