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Idiomas disponibles
Idiomas disponibles
Cleaning the Air Filter
5
4
3
Dirty air filters reduce engine power,
increase fuel consumption and make
starting more difficult.
If there is a noticeable loss of engine
power
:
Move the choke knob to g.
:
Loosen the mounting screws (1).
:
Remove the carburetor box cover
(2) with felt (3) and fabric (4) filter
elements.
:
Clean away loose dirt from inside
the filter cover and around the filter.
FS 500, FS 550
:
Remove fabric and felt filter
elements from the cover.
:
Knock out the fabric filter element or
blow it clear with compressed air.
1
If heavily contaminated:
Wash fabric filter in STIHL universal
cleaner or a clean, non-flammable
cleaning solution (e.g. warm soapy
water) and then dry.
Always replace a damaged fabric
filter element.
:
Do not wash the felt filter – it may
only be knocked out or blown out.
Replace damaged or heavily
contaminated felt filter element.
:
Pull out the plug (5), clean it and
2
reinstall.
:
Fit felt and fabric filter elements in
the carburetor box cover.
:
Mount the carburetor box cover in
position.
English / USA
Motor 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.
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