Stihl MS 390 User Manual

17MS 290, MS 310, MS 390
: Unscrew the clutch from the
crankshaft in the direction of the
arrow (left-hand thread).
VA
209RA006
: Take the cover washer (1) (where
fitted) off the crankshaft.
VA
209RA009
1
: Use hook (2) 5910 890 2800 to
remove the clutch springs (1).
– Pull the clutch shoes off the
carrier.
VA
146RA205
1 2
f
: Pull the retainers off the clutch
shoes.
VA
209RA007
– Clean all parts in a little standard
solvent-based degreasant
containing no chlorinated or
halogenated hydrocarbons,
b 13.
– Replace any damaged parts.
VA
208RA026
Install in the reverse sequence.
Important:
Clutches marked 1125/01 an the
carrier must be installed without
cover washer.
Clutches marked 1127/00 on the
carrier must be installed with cover
washer.
: Carefully clamp the clutch in a
vise.
VA
146RA206
: Attach one end of each spring (1)
to the clutch shoes.
: Use the hook (2) 5910 890 2800
to attach other ends of springs
and press them firmly into the
clutch shoes.
VA
146RA207
2
1

Stihl MS 390 Specifications

General

Engine Displacement	64.1 cc
Chain Pitch	3/8"
Weight	6.2 kg
Guide Bar Lengths	40 to 50 cm
Fuel Capacity	0.68 l (23.0 oz)