Cleaning The Air Filter; Engine Management - Stihl KM 55 R Instruction Manual

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Cleaning the Air Filter

If there is a noticeable loss of engine
power
2
1
N Set the choke lever to g.
N Press in the tab (1) and swing the
filter cover (2) down.
N Clean away loose dirt from around
the filter.
16
4
3
N
Remove the felt element (3) from
the filter housing (4) and replace it –
knock out or blow out as a
temporary measure – do not wash.
N Replace damaged parts.
N Fit the felt element (3) in the filter
housing (4).
N Close the filter cover so that it snaps
into position.

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.
KM 55 R, KM 55 RC