59Series 4180 Powerhead
: Remove the torsion spring.
Reassemble in the reverse
sequence.
– Make sure the throttle cable and
protective tube are correctly
positioned.
– Tighten down the screws, b 3.4
– Open the throttle fully several
times so that the slide
automatically adjusts throttle
cable tension.
– Remove the carburetor, b 6.2.2
: Swing tensioner (1) vertically
upwards and pull it off forwards.
Reassemble in the reverse
sequence.
– Remove the shroud, b 5.7
– Adjust idle speed screw correctly.
: Screw the tensioning screw (1)
into the tensioner (2) until equal
lengths of thread (arrows) are
visible above and below the
tensioner.
: Check that the slide on the
control handle is at the bottom
end of the slot (arrow).
If the slide is not at the end of the
slot:
9.2 Tensioner 9.3 Adjusting Throttle Cable
9.3.1 Control Handle with Slide
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