Stihl MS 440 - Carburetor; Removing and Installing

66 MS 440, MS 440 C
– Thoroughly wash the air filter in a
clean, non-flammable cleaning
solution and blow through with
compressed air; it must be
replaced if damaged.
: Unscrew the nuts (arrows).
: Pull off the flange (1).
VA
175RA027
: Remove the filter base.
– Thoroughly wash the filter fabric
in the filter base in a clean, non-
flammable cleaning solution and
blow through with compressed
air; it must be replaced if
damaged.
VA
175RA019
The filter base must be replaced if
the filter fabric is damaged.
Reassemble in the reverse
sequence.
– Remove the filter base – b 12.1
: Ease the grommet off the
adjusting screws and pull it out of
the housing.
VA
176RA255
– Open the throttle fully.
: Ease the throttle rod off the
trigger.
VA
176RA256
: Unhook the throttle rod from the
throttle shaft.
VA
176RA257
12.2 Carburetor
12.2.1 Removing and Installing