46
English / USA
MS 441 C
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.
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 (if
fitted) 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).
: Turn the low speed screw (L)
clockwise as far as stop and then
turn it back
1
/
4
turn.
Motor Management Adjusting the Carburetor
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