Stihl MS 261 User Manual

20 MS 261, MS 261 C
Attach the springs on the side with
the raised hexagon (arrow).
: Attach one end of each spring (1)
to the clutch shoes.
: Use the hook (2) 5910 890 2800
to attach the other ends of the
springs and press them firmly into
the clutch shoes.
: Check the clutch – all springs
(arrows) must be properly
attached.
off
off
5902RA012 TG
1
2
off
off
off
5902RA013 TG
Make sure the washer (1) is in
place.
Installed position is correct when
"TOP" (arrow) faces outwards.
: Position the clutch on the
crankshaft stub so that the raised
hexagon (arrow) faces outwards.
– Fit the clutch (1) and tighten it
down firmly – left-hand thread.
– Remove the locking strip from the
cylinder.
– Reassemble all other parts in the
reverse sequence.
4.1 Clutch Drum
– Remove and install the clutch
drum, see instruction manual.
5902RA014 TG
1
off
off
off
5902RA015 TG
1
5902RA015 TG
: Pull off the needle cage (1).
– Clean the needle cage and
crankshaft stub, b
b
15
– Lubricate the needle cage and
crankshaft stub,
b
15
– Inspect the clutch drum (1) for
signs of wear.
If there are signs of serious wear on
the inside diameter of the clutch
drum (1), check the remaining wall
thickness. If it is less than about
80% of the original thickness, install
a new clutch drum.
– Install the clutch drum.
off
off
off
5902RA017 TG
1
!
80%
100%
5902RA018 TG
1

Stihl MS 261 Specifications

General

Motor type	2-stroke motor
Chain gauge	1.6 mm
Chain pitch	3/8 \
Blade length	400 mm
Automatic oiling	Yes
Oil tank capacity	0.27 L
Fuel tank capacity	0.5 L
Engine displacement	50.2 cm³
Engine power	3.8 hp
Power source	Gasoline

Weight and Dimensions

Weight	5200 g