Stihl MS 661 C-M User Manual

86 MS 661, MS 661 C-M
: Remove the screws (1) from the
underside of the machine, pry the
handlebar holder (2) out of the
handlebar (3).
: Lift the handlebar holder slightly
and pull out handlebar (3)
between handlebar holder (2)
and tank housing (4).
: Remove the handlebar (3), check
it and replace if necessary.
– Inspect handlebar holder with AV
spring and annular buffer, replace
if necessary, b 10.4
: Take out the screw (1) - the
plastic sleeve (2) is pushed off in
the process.
: Pull out the handlebar
stiffener (3).
– Check handlebar heating and
replace handlebar if necessary,
b 14.6
1
3
1
1166RA194 TG
42
2
1166RA201 TG
1
3
Installing
: Insert and tighten down the
screw (1) firmly.
: Push on the plastic sleeve (2)
until it snaps into position.
: Push home the handlebar
stiffener (3) as far as stop.
– Place the handlebar in position.
: Fit handlebar (1) between
handlebar holder (2) and tank
housing (3), push pegs (arrows)
into handlebar (1) and place
handlebar holder (2) in position.
– Insert the screws and tighten
them down firmly.
2
1
3
1166RA202 TG
1166RA195 TG
2
3
1
Make sure wires and connectors
are not pinched.
: Lift the handlebar (1) sideways
and position it in the
guide (arrow) so that the peg (2)
engages the seat in the
crankcase.
: Insert thick black wire (1) with
round connector sleeve through
the grommet (2) and push it into
the guide (arrow) so that it fits
snugly.
1
1166RA203 TG
2
1
2
1166RA204 TG

Stihl MS 661 C-M Specifications

General

Idle speed	- RPM
Motor type	2-stroke motor
Chain pitch	3/8 \
Blade length	800 mm
Product color	Black, Grey, Orange
Automatic oiling	Yes
Engine displacement	91.1 cm³
Power source	Gasoline
Sound power level	118 dB
Vibration emission	6.9 m/s²
Sound pressure level	105 dB

Weight and Dimensions

Weight	7400 g