Choke Rod Models Without M-Tronic - Stihl MS 661 Manual

All models
3
: Attach throttle rod (1) to lever (2)
and push retainer (3) into the
tank housing until locking tabs
engage at both sides.
– On versions with M-Tronic, install
throttle trigger, b 11.2
1
: Attach the throttle rod (1) to the
trigger (2).
MS 661, MS 661 C-M
– On versions without M-Tronic,
install the choke rod, b 11.3.1
– Install the switch shaft and
handle molding, b 11.2
Check operation
2
– Squeeze trigger all the way, the
1
lever on the carburetor must then
be in the full throttle position. It
should not be possible to move it
any further in the open direction.
– Reassemble all other parts in the
reverse sequence.
11.3.1 Choke Rod
Models without M-Tronic
– Remove the filter base, b 13.3
2
: Pry the choke rod (1) out of the
switch shaft (arrow) and
disconnect it from lever on choke
shaft (2).
– Inspect the choke rod and
replace if necessary.
2
Installing
2
: Attach choke rod (1) to lever (2)
on choke shaft so that its bent
end (arrow) faces the ignition
side.
2
1
: Place the choke rod (1) in its seat
(arrow), hold lever on switch
shaft (2) steady and push choke
rod (1) into its seat (arrow) – the
choke rod must be fully engaged.
Check operation
– Set switch shaft to cold start, the
choke shutter must be closed in
this position.
– Reassemble all other parts in the
reverse sequence.
1
1
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