Stihl FS 88 User Manual

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Adjusting idle speed
It is usually necessary to change
the setting of the idle speed
adjusting screw
(LA or LD) after every
correction
to the low speed
adjusting screw
(L).
Engine stops while idling
Turn the idle speed
adjusting screw
(LA or LD)
clockwise until engine runs
smoothly - cutting
tool must not rotate.
Cutting tool rotates when
engine is idling
Turn the idle speed adjusting
screw
(LA or LD) counterclockwise
until cutting tool stops rotating -
then back off screw about
another one half tum from that
position.
Erratic idling behavior,
poor acceleration
Idle setting is too lean.
Turn the low speed adjusting
screw
(L) counterclockwise until
engine runs and accelerates
smoothly.
Exhaust smokes at idle speed
Idle setting is too rich.
Turn the low speed adjusting
screw
(L) clockwise until
engine speed drops. Then turn
screw back one quarter turn
and
ch~k that engine still
acce'lerates smoothly when
you open the throttle.
39

Stihl FS 88 Specifications

General

Brand	Stihl
Model	FS 88
Category	Brush Cutter
Language	English