Engine Management; Adjusting The Carburetor - Stihl MS 192 T Instruction Manual

English
Place the filter (3) in position.
N
Fit the carburetor box cover.
N
26

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

General Information
The carburetor comes from the factory
with a standard setting.
This setting provides an optimum fuel-air
mixture under most operating
conditions.
Preparations
Shut off the engine.
N
Check the air filter and clean or
N
replace if necessary.
Check the spark arresting screen
N
(not in all models, country-specific)
in the muffler and clean or replace if
necessary.
Different Standard Settings
Different carburetors are installed at the
factory. A different standard setting is
necessary for each of these carburetors.
Standard setting A
High speed screw (H) = 3/4
–
Low speed screw (L) = 1
–
Standard setting B
High speed screw (H) = 3/4
–
Low speed screw (L) = 1/4
–
MS 192 T, MS 192 TC