Motor Management; Adjusting The Carburetor; General Information - Stihl MS 192 T Manual De Instrucciones

English / USA

Motor 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.
36

Adjusting the Carburetor

General information

The carburetor comes from the factory
with a standard setting.
This setting provides an optimum fuel-air
mixture under most operating
conditions.
With this carburetor it is only possible to
correct the setting of the high speed
screw within fine limits.
Standard setting
: Shut off the engine.
: Check the air filter and clean or
replace if necessary.
: Check the spark arresting screen* in
the muffler and clean or replace if
necessary.
: Turn the high speed screw (H)
counterclockwise as far as stop (no
more than 3/4 turn).
: Carefully screw the low speed
screw down onto its seat
(clockwise).
: Open the low speed screw (L) one
full turn.
* see "Guide to Using this Manual"
MS 192 T, MS 192 TC