Stihl MS 440 Service Manual

49MS 440, MS 440 C
– Degrease the crankshaft stub
and bore of the flywheel hub with
standard solvent-based
degreasant not containing any
chlorinated or halogenated
hydrocarbons – b 16.
: Ensure that the key (arrow) is
properly seated.
– Fit the flywheel.
– Screw on the collar nut and
tighten it down – b 3.5
VA
138RA101
Reassemble remaining parts in the
reverse order.
– Remove the switch shaft –
b 10.1
– Turn the switch housing until the
slide control is clear.
: Pull out the slide control (1) and
compression spring (2).
VA
176RA166
2 1
: Carefully push the switch
housing aside and remove it.
– When fitting the slide control,
push it inwards until it clicks into
place.
VA
176RA167
– Remove the ignition module –
b 7.1
: On machines with handle
heating, pull the male
connector (1) out of the female
connector (2).
VA
176RA168
1
2
: Pull the wiring sideways out of
the tank housing
– Remove the carburetor –
b 12.2.1
VA
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: Remove the grommet and wiring
from the tank housing.
VA
176RA171
7.3.2 Installation 7.4 Stop switch 7.5 Wiring harness

Stihl MS 440 Specifications

General

Displacement	70.7 cc
Chain Pitch	3/8"
Ignition system	Electronic
Starter	Recoil starter
Vibration reduction	Anti-vibration system
Weight (without bar and chain)	6.4 kg
Fuel tank volume	0.73 L
Oil Capacity	0.36 L
Guide Bar Length	40-63 cm
Guide Bar Length (recommended)	40-71 cm (16-28 in)