Replacing The Air Filter; Engine Management - Stihl BR 500 Instruction Manual

English

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
Turn the choke knob to l.
N
Loosen the screws (1).
N
Remove the filter cover (2).
N
22
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
N
down firmly.

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.
BR 500, BR 550, BR 600