Decompression Valve - Stihl MS 650 Manual

– Install the chain tensioner –
b 5.6
– Trim away any excess gasket
material in the area of the
cylinder mounting face.
– Install the oil seals – b 6.4
– Install the oil suction hose –
b 11.1
– Install the oil pump – b 11.3
– Install the tank housing –
b 12.10
– Install the wiring harness – b 15
– Clean both halves of the
crankcase.
: Stick the heating reflecting foil in
position, without creases, so that
it covers the housing wall at the
clutch side.
MS 650, MS 660
– Install the piston and cylinder –
b 6.5.2
– Install the muffler –b 6.1
– Install the flywheel – b 7.3.2
– Install the fan housing with
rewind starter – b 8.2
– Install the ignition module –
b 7.1
– Install the carburetor – b 12.2.1
– Install the chain brake – b 5.5.3
– Install the clutch – b 5.4
6.8

Decompression Valve

1 2
– Remove the shroud – b 6.2
: Remove the cover (1).
: Unscrew the decompression
valve (2).
Reassemble in the reverse
sequence.
– Fit the decompression valve and
tighten it down firmly – b 3.5
: Fit the cover (1).
– Fit the shroud – b 6.2
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