Stihl MS 311 Manual

37MS 311, MS 391
: Attach the snap ring (1) to the
magnet (2) so that the snap ring
gap is on the flat side of the tool's
shank (arrow).
: Push the large slotted diameter of
the sleeve over the magnet and
snap ring.
The inner pin (1) must point towards
the flat face (2) of the tool's shank.
165RA153 TG
1
2
12
0001RA482 TG
: Press the installing tool
downwards into the sleeve until
the magnet butts against the end
of the guide slot.
Use a suitable base.
: Remove the sleeve and slip it
onto the other end of the shank –
the inner pin must point towards
the flat face.
0001RA483 TG
216RA178 TG
: Apply the installing tool
5910 890 2212 with the sleeve’s
taper against the piston boss,
hold the piston steady, center the
tool shank exactly and press
home until the snap ring slips into
the groove.
Make sure the tool shank is held
square on the piston pin axis.
Fit the snap ring (1) so that its
gap (arrow) points either up or
down.
4903RA089 TG
0001RA329 TG
1

Stihl MS 311 Specifications

General

Oil tank capacity	0.348 L
Fuel tank capacity	0.6 L
Power source	Gasoline

Weight and Dimensions

Weight	6200 g