Stihl MS 661 Manual page 100

2
1
: Remove the carburetor (1).
– Check the carburetor and service
or replace it if necessary.
: Check the sleeve (2), remove
and replace it if necessary.
Installing
1
Check that the washer (1) and
sleeve (2) are in place.
MS 661, MS 661 C-M
Models with M-Tronic
1
: Fit the carburetor (1) over the
studs (arrows) so that the
lever (2) on the switch shaft is
behind the lever (3) on the choke
shaft.
All models
4
1
2
3
– Use STIHL press fluid to make
installation easier, b 16
: Fit the carburetor (1) over the
studs (arrows), and push the
stub (2) into the impulse hose (3)
at the same time.
– Make sure the sleeve (4) is in
place.
1
3
2
– Use STIHL press fluid to make
installation easier, b 16
: Grip tab (2) on elbow connector
with fuel suction hose (1) to push
it into fuel suction hose (3) so that
the guide lug engages between
the ribs (arrow)
– the fuel suction hose is fixed in
position.
Models with M-Tronic
2
: Push spade terminal of black M-
Tronic wire (1) onto contact
spring's tag (2) so that its crimped
side faces up, then push black M-
Tronic wire (1) into the guides
(arrows) – loop (3) allows for
movement.
2
3
1
2 3
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