Stihl FS 91 R User Manual

FS 91, FS 91 R
English
23
Mounting the Loop Handle without
Barrier Bar
N Place the clamp (3) in the loop
handle (4) and position them both
against the drive tube (5).
N Position the clamp (6) against the
drive tube.
N Line up the holes.
N Fit washers (8) on the screws (7)
and insert the screws in the holes.
Fit the square nuts (1) and screw
them down as far as stop.
N Go to "Securing the Loop Handle".
Securing the Loop Handle
The loop handle can be adjusted to suit
the height and reach of the operator and
the application by changing
distance (A).
Recommendation: distance (A):
about 20 cm (8 in)
N Slide the handle to the required
position.
N Line up the loop handle (4).
N Tighten down the screws until the
loop handle can no longer be
rotated on the drive tube. If no
barrier bar is fitted – lock the nuts if
necessary.
The sleeve (9) (not fitted on all models)
must be between the loop handle and
the control handle.
It may be necessary to correct the
adjustment of the throttle cable after
assembling the machine or after a
prolonged period of operation.
Adjust the throttle cable only when the
unit is completely and properly
assembled.
N Set the throttle trigger to the full
throttle position.
N Carefully rotate the screw in the
throttle trigger in the direction of the
arrow until you feel initial resistance.
Then rotate it another half turn in the
same direction.
7
8
5
4
1
6
1
3
8
7
002BA614 KN
9
4
A
002BA615 KN
Adjusting the Throttle Cable
002BA655 KN

Stihl FS 91 R Specifications

General

Type	String trimmer
Cordless	Yes
Head type	Nylon line
Handle type	D-loop handle
Engine power	1.3 hp
Product color	Black, Metallic, Orange
Uncertainty K	2 m/s²
Rotational speed	8000 RPM
Number of strokes	4
Sound power level	107 dB
Fuel tank capacity	0.71 L
Vibration emission	3.7 m/s²
Engine displacement	28.4 cm³
Sound pressure level	96 dB
Cutting diameter (max)	- mm
Power source	Gasoline

Weight and Dimensions

Length	1800 mm
Weight	5500 g