Chainsaw User Manual
35MS 290, MS 310, MS 390
English / USA
Only Models with Decompression 
Valve
: Press in the button (arrow) to open 
the decompression valve.
The valve closes automatically as soon 
as the engine begins to fire. 
For this reason the decompression valve 
should be pressed in before each 
starting attempt.
: Observe safety precautions – 
see "Safety Precautions and 
Working Techniques".
: Push hand guard (1) forward:  
The chain is now locked.
: Press down trigger interlock (2) and 
squeeze throttle trigger (3) at the 
same time. 
Set Master Control lever to:
for cold start l
for warm start n
(even if engine has been running 
but is still cold).
: Place your saw on the ground. 
Make sure you have a firm footing – 
check that chain is not touching any 
object or the ground.
Bystanders must be well clear of the 
general work area of the saw.
: Hold the saw firmly on the ground 
with your left hand on the front 
handle – your thumb should be 
under the handle.
: Put your right foot into the rear 
handle and press down.
Starting / Stopping
the Engine
209BA014 KN
2
1
0
STOP
209BA007 KN
3
143BA018 KN










