Stihl MS 440 Service Manual

45MS 440, MS 440 C
– Remove the shroud – b 6.4
– Remove the fan housing with
rewind starter – b 8.2
: Pull the short-circuit wire (1) off
the ignition module and pry it out
of the retainer (2).
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1
2
: Take out the screws (arrows).
– Remove the ignition module.
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If the ignition lead or spark plug boot
is damage, install new parts –
b 7.2
– Press the lugs of the retainer
outwards if necessary.
: Remove the retainer.
– Connect the ignition lead if
necessary before proceeding
with installation – b 7.2
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: On machines with handle
heating, route the wire through
the retainers (arrows).
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– Install the ignition module.
On machines with handle heating,
the plug connection from the
generator must be routed under the
ignition module.
– Coat the screw threads with
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Loctite 242 – b 16.
Fit the ground wire under the right-
hand screw of the ignition module.
: Tighten down the screws
moderately (arrows).
7.1.2 Removing and Installing

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)