Owner's Manual

SR 430, SR 450
English
30
Dirty air filters reduce engine power,
increase fuel consumption and make
starting more difficult.
If there is a noticeable loss of engine
power
N Turn the choke knob to c .
N Loosen the screws (1).
N Remove the filter cover (2).
N Remove the filter element (3).
N Replace dirty or damaged filters.
N Fit the new filter in the filter housing.
N Fit the filter cover.
N Insert the screws and tighten them
down firmly.
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
adjust the high speed screw within fine
limits.
Standard Setting
N Shutting off the engine
N Check the air filter and replace it if
necessary.
N Check that the throttle cable is
properly adjusted – readjust if
necessary – see chapter on
"Adjusting the Throttle Cable".
N Have the spark arresting screen
(not all markets) checked – see
"Inspection and Maintenance by
Dealer".
Replacing the Air Filter
1
0002BA046 KN
1
2
0002BA047 KN
3
Adjusting the Carburetor