Engine Management; Adjusting The Carburetor - Stihl HT 56 C Manual De Instrucciones

English
4
Reach into the recess (4) in the filter
N
housing and take out the felt
filter (5).
Fit a new felt filter element (5). As a
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temporary measure you can knock it
out on the palm of your hand or blow
it out with compressed air. Do not
wash.
NOTICE
Replace damaged parts.
Fit the felt filter (5) in the filter
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housing, make sure it is properly
seated – the arrow points to the
recess.
Move the choke lever (1) to <.
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Fit the filter cover in position,
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making sure the screw is square.
Tighten down the screw.
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Engine Management

Exhaust emissions are controlled by the
design of the fundamental engine
parameters and components (e.g.
carburation, ignition, timing and valve or
port timing) without the addition of any
major hardware.

Adjusting the Carburetor

The carburetor comes from the factory
with a standard setting.
On this machine it is no longer
necessary to adjust the carburetor.
It has been set at the factory to provide
an optimum fuel-air mixture in all
locations and operating conditions.
Adjusting Idle Speed
Engine stops while idling
Warm up the engine for about
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3 minutes.
Turn the idle speed screw (LA)
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slowly clockwise until the engine
runs smoothly – the saw chain must
not rotate.
Chain rotates when engine is idling
Turn the idle speed screw (LA)
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counterclockwise until the chain
stops running and then turn the
screw another 1/2 to 3/4 turn in the
same direction.
HT 56 C