Stihl MS 440 Service Manual

30 MS 440, MS 440 C
– Remove the spark plug – b 5.3
: Take out the screws (arrows) on
the shroud.
– Remove the shroud.
Reassemble in the reverse
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sequence.
– If a decompression valve is
installed, check that the cover
(arrow) is correctly seated.
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: Position the shroud, ensuring
that the ignition lead is correctly
located in the notch (arrow).
Reassemble all other parts in the
reverse sequence.
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Before removing the piston, decide
whether or not the crankshaft has to
be removed as well. The crankshaft
has to blocked to remove the
flywheel and clutch by resting the
piston on the wooden assembly
block with the cylinder removed or
loosened.
– Remove the muffler – b 6.1
– Remove the spark plug – b 5.3
– Remove the shroud – b 6.4
– Remove the carburetor – b
12.2.1
: Remove the cover (1) if fitted and
unscrew the decompression
valve (2).
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2 1
: Take the sleeve (1) out of the
manifold.
: Remove the washer (2) from the
stud bolts.
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1
2
6.4 Removing the shroud 6.5 Cylinder and Piston
6.5.1 Removing

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)