Stihl MS 280 - Page 78

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78 MS 270, MS 280
 Check correct installed position
of the spring (1).
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1
 Use a suitable tool to carefully
install a new sealing plug (arrow)
in the accelerator pump’s bore.
VA
146RA151
 Press home sealing plug so that it
is recessed 1 mm (dimension 'a')
in the accelerator pump’s bore.
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a
 Fit the throttle shutter (1) in the
shaft.
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1
Check that the stamped digits face
you.
The two marks (see arrows) must
be parallel to the throttle shaft.
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Check that the center of the notch in
the throttle shutter is in line with the
hole (arrow) in the carburetor body.
 Tighten the screw (1) moderately.
– Center the throttle shutter so that
it moves freely.
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1
– Tighten down the screw (1)
firmly.
– Check freedom of movement
again.