GS 461
English
20
When dry, STIHL filters attain a long
service life.
N Always use STIHL filters dry
Fouled air filters will impair engine
performance, increase fuel consumption
and make the machine more difficult to
start.
N Turn screw plug above the rear
handle in the direction of the arrow
and remove filter cover – screw plug
is secured in the filter cover
N Detach the air filter
Do not remove and clean the auxiliary
filter.
If there is a noticeable loss of engine
power:
N Dry wet air filter if necessary – do
not expose to extreme heat
N If the air filter is very dirty, clean the
filter thoroughly
Thorough filter cleaning
N Wash the air filter in STIHL special-
purpose cleaner (special
accessory) or a clean, non-
flammable cleaning liquid (e. g.,
warm soapy water) – rinse the air
filter from inside to out under a water
flow – do not use high-pressure
washers
N Dry the air filter – do not expose to
extreme heat, do not dry with
compressed air
N Do not oil the air filter
N Reinstall air filter
Always replace a damaged air filter.
Air Filter System Remove air filter
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