Chain Tensioner - Stihl MS 270 User Manual

Installing
– Before installation, coat the
knurled area of the new pin with
Loctite 243 – see 14.
– Position the new pin in the bore
so that the knurling on the pin
meshes with the existing knurling
in the bore. Turn pin back and
forth as necessary.
a
Carefully tap home the pin
squarely to obtain dimension "a"
(about 4 mm).
– Coat all sliding and bearing
points with STIHL multipurpose
grease – see 14.
– Fit the fan cover – see
– Fit the shroud – see 6.4.
MS 270, MS 280
5.7

Chain Tensioner

– Remove the inner side plate
– see 5.4.2.
Rotate the spur gear clockwise
until tensioner slide (1) butts
against the thrust pad (2).
8.2.
2
Pull out the retainer (1).
Take out the screw (2).
2
1
Remove the cover plate.
Pull out the spur gear.
1
Take out the tensioner slide with
adjusting screw and thrust pad.
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