28
English / USA
FS 300, FS 350, FS 400, FS 450, FS 480
: Attach machine to the harness. Let 
it go and check to see how it is 
balanced – change the attachment 
point of the spring hook as 
necessary:
Mowing tools (mowing heads, 
grass cutting blades, brush knives, 
Shredder blades) should just touch 
the ground (top illustration).
Circular saw blades should 
"hover" about 20 cm (8 in) above 
the ground (bottom illustration).
Starting
: Observe safety precautions  – see 
section "Safety Precautions" in this 
manual.
: Hold down the trigger interlock (1) 
and squeeze the throttle trigger (2). 
Keep both levers in that position.
: Move the slide control (3) to START 
and hold it there.
: Now release the throttle trigger, 
slide control and throttle trigger 
interlock in that order. This is the 
starting throttle position.
: Set the choke knob (4):
For cold start to g 
For warm start to e 
(Also use this setting if engine has 
been running but is still cold)
: Press the fuel pump bulb (5) at least 
five times, even if the bulb is still 
filled with fuel. 
: Press in decompression valve 
button (6).
Press this button again for each 
starting attempt.
Balancing the Machine
256BA016 KN
256BA017 KN
Starting / Stopping
the Engine
3
START
1
2
STOP
256BA018 KN
4
5
256BA019 KN
6
256BA020 KN