Stihl MS 270 User Manual page 40

2
Fit the piston pin (1) on the
assembly drift (2) and slide it into
the piston.
Remove the sleeve from
installing tool 5910 890 2210.
2
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.
40
2
1
Push the large slotted diameter of
the sleeve over the magnet and
snap ring. Position the sleeve so
that the inner pin (1) points
toward the flat face (2) of tool's
shank.
1
Stand the installing tool, sleeve
downward, on a flat surface
(wooden board) and press
vertically downwards until the
sleeve butts against the tool's
shoulder.
1
Remove the sleeve and slip it
onto the other end of the shank.
Inner pin must again point toward
flat face.
Apply the installing tool
5910 890 2210 to the piston
boss, hold the piston steady,
center the tool shank exactly and
press home until the snap ring
slips into the groove.
MS 270, MS 280