Replacing The Air Filter; Engine Management - Stihl SR 430 Instruction Manual

Replacing the Air Filter

Dirty air filters reduce engine power,
increase fuel consumption and make
starting more difficult.
If there is a noticeable loss of engine
power
1
2
1
Turn the choke knob to c .
N
Loosen the screws (1).
N
Remove the filter cover (2).
N
SR 430, SR 450
3
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
Fit the screws and tighten them
N
down firmly.

Engine Management

Exhaust emissions are controlled by the
design of the engine and components
(e.g. carburation, ignition, timing and
valve or port timing).
English
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